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Finding the Fourth Proportional to 454,605.92, 627,361.08 and 250,657.23

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Solution

The fourth proportional to 454,605.92, 627,361.08 and 250,657.23 is: 345,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,605.92 : 627,361.08 = 250,657.23 : x
  2. Step 2: Convert to fraction form
    454,605.92/627,361.08 = 250,657.23/x
  3. Step 3: Cross multiply
    454,605.92x = 627,361.08 × 250,657.23
  4. Step 4: Simplify right side
    454,605.92x = 157,252,590,522.61
  5. Step 5: Solve for x
    x = 157,252,590,522.61/454,605.92
  6. Step 6: Final answer
    x = 345,909.69

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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.