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Finding the Fourth Proportional to 454,695.98, 627,472.17 and 250,765.75

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Solution

The fourth proportional to 454,695.98, 627,472.17 and 250,765.75 is: 346,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,695.98 : 627,472.17 = 250,765.75 : x
  2. Step 2: Convert to fraction form
    454,695.98/627,472.17 = 250,765.75/x
  3. Step 3: Cross multiply
    454,695.98x = 627,472.17 × 250,765.75
  4. Step 4: Simplify right side
    454,695.98x = 157,348,528,333.75
  5. Step 5: Solve for x
    x = 157,348,528,333.75/454,695.98
  6. Step 6: Final answer
    x = 346,052.16

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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.