Home / 756,049.32-1,134,236.70-377,173.80

Finding the Fourth Proportional to 756,049.32, 1,134,236.70 and 377,173.80

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Solution

The fourth proportional to 756,049.32, 1,134,236.70 and 377,173.80 is: 565,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,049.32 : 1,134,236.70 = 377,173.80 : x
  2. Step 2: Convert to fraction form
    756,049.32/1,134,236.70 = 377,173.80/x
  3. Step 3: Cross multiply
    756,049.32x = 1,134,236.70 × 377,173.80
  4. Step 4: Simplify right side
    756,049.32x = 427,804,366,238.46
  5. Step 5: Solve for x
    x = 427,804,366,238.46/756,049.32
  6. Step 6: Final answer
    x = 565,841.88

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Double scale
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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.