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Finding the Fourth Proportional to 440,372.68, 607,713.78 and 239,167.24

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Solution

The fourth proportional to 440,372.68, 607,713.78 and 239,167.24 is: 330,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,372.68 : 607,713.78 = 239,167.24 : x
  2. Step 2: Convert to fraction form
    440,372.68/607,713.78 = 239,167.24/x
  3. Step 3: Cross multiply
    440,372.68x = 607,713.78 × 239,167.24
  4. Step 4: Simplify right side
    440,372.68x = 145,345,227,472.57
  5. Step 5: Solve for x
    x = 145,345,227,472.57/440,372.68
  6. Step 6: Final answer
    x = 330,050.51

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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.