Home / 756,039.70-1,134,059.55-504,097.30

Finding the Fourth Proportional to 756,039.70, 1,134,059.55 and 504,097.30

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Solution

The fourth proportional to 756,039.70, 1,134,059.55 and 504,097.30 is: 756,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,039.70 : 1,134,059.55 = 504,097.30 : x
  2. Step 2: Convert to fraction form
    756,039.70/1,134,059.55 = 504,097.30/x
  3. Step 3: Cross multiply
    756,039.70x = 1,134,059.55 × 504,097.30
  4. Step 4: Simplify right side
    756,039.70x = 571,676,357,194.22
  5. Step 5: Solve for x
    x = 571,676,357,194.22/756,039.70
  6. Step 6: Final answer
    x = 756,145.95

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Half scale
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Double scale
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Similar ratio
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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.