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Finding the Fourth Proportional to 460,313.10, 689,614.29 and 250,127.82

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Solution

The fourth proportional to 460,313.10, 689,614.29 and 250,127.82 is: 374,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,313.10 : 689,614.29 = 250,127.82 : x
  2. Step 2: Convert to fraction form
    460,313.10/689,614.29 = 250,127.82/x
  3. Step 3: Cross multiply
    460,313.10x = 689,614.29 × 250,127.82
  4. Step 4: Simplify right side
    460,313.10x = 172,491,718,998.55
  5. Step 5: Solve for x
    x = 172,491,718,998.55/460,313.10
  6. Step 6: Final answer
    x = 374,726.94

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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.