Home / 744,243.28-1,027,082.76-426,352.72

Finding the Fourth Proportional to 744,243.28, 1,027,082.76 and 426,352.72

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Solution

The fourth proportional to 744,243.28, 1,027,082.76 and 426,352.72 is: 588,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,243.28 : 1,027,082.76 = 426,352.72 : x
  2. Step 2: Convert to fraction form
    744,243.28/1,027,082.76 = 426,352.72/x
  3. Step 3: Cross multiply
    744,243.28x = 1,027,082.76 × 426,352.72
  4. Step 4: Simplify right side
    744,243.28x = 437,899,528,391.11
  5. Step 5: Solve for x
    x = 437,899,528,391.11/744,243.28
  6. Step 6: Final answer
    x = 588,382.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.