Home / 756,056.70-1,134,085.05-504,114.30

Finding the Fourth Proportional to 756,056.70, 1,134,085.05 and 504,114.30

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Solution

The fourth proportional to 756,056.70, 1,134,085.05 and 504,114.30 is: 756,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,056.70 : 1,134,085.05 = 504,114.30 : x
  2. Step 2: Convert to fraction form
    756,056.70/1,134,085.05 = 504,114.30/x
  3. Step 3: Cross multiply
    756,056.70x = 1,134,085.05 × 504,114.30
  4. Step 4: Simplify right side
    756,056.70x = 571,708,491,121.22
  5. Step 5: Solve for x
    x = 571,708,491,121.22/756,056.70
  6. Step 6: Final answer
    x = 756,171.45

Related Problems

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Half scale
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Double scale
Find fourth proportional to 756,057.70, 1,134,086.55 and 504,115.30
Similar ratio
Find fourth proportional to 1,134,085.05, 1,701,127.58 and 756,171.45
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.