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Finding the Fourth Proportional to 454,689.39, 627,462.93 and 250,759.11

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Solution

The fourth proportional to 454,689.39, 627,462.93 and 250,759.11 is: 346,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,689.39 : 627,462.93 = 250,759.11 : x
  2. Step 2: Convert to fraction form
    454,689.39/627,462.93 = 250,759.11/x
  3. Step 3: Cross multiply
    454,689.39x = 627,462.93 × 250,759.11
  4. Step 4: Simplify right side
    454,689.39x = 157,342,045,884.79
  5. Step 5: Solve for x
    x = 157,342,045,884.79/454,689.39
  6. Step 6: Final answer
    x = 346,042.92

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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.