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Finding the Fourth Proportional to 514,039.92, 709,276.68 and 332,726.69

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Solution

The fourth proportional to 514,039.92, 709,276.68 and 332,726.69 is: 459,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,039.92 : 709,276.68 = 332,726.69 : x
  2. Step 2: Convert to fraction form
    514,039.92/709,276.68 = 332,726.69/x
  3. Step 3: Cross multiply
    514,039.92x = 709,276.68 × 332,726.69
  4. Step 4: Simplify right side
    514,039.92x = 235,995,278,878.31
  5. Step 5: Solve for x
    x = 235,995,278,878.31/514,039.92
  6. Step 6: Final answer
    x = 459,099.13

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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.