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Finding the Fourth Proportional to 454,881.23, 627,726.05 and 250,932.31

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Solution

The fourth proportional to 454,881.23, 627,726.05 and 250,932.31 is: 346,281.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,881.23 : 627,726.05 = 250,932.31 : x
  2. Step 2: Convert to fraction form
    454,881.23/627,726.05 = 250,932.31/x
  3. Step 3: Cross multiply
    454,881.23x = 627,726.05 × 250,932.31
  4. Step 4: Simplify right side
    454,881.23x = 157,516,746,519.01
  5. Step 5: Solve for x
    x = 157,516,746,519.01/454,881.23
  6. Step 6: Final answer
    x = 346,281.04

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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.