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Finding the Fourth Proportional to 454,601.02, 627,092.53 and 284,539.90

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Solution

The fourth proportional to 454,601.02, 627,092.53 and 284,539.90 is: 392,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,601.02 : 627,092.53 = 284,539.90 : x
  2. Step 2: Convert to fraction form
    454,601.02/627,092.53 = 284,539.90/x
  3. Step 3: Cross multiply
    454,601.02x = 627,092.53 × 284,539.90
  4. Step 4: Simplify right side
    454,601.02x = 178,432,845,776.95
  5. Step 5: Solve for x
    x = 178,432,845,776.95/454,601.02
  6. Step 6: Final answer
    x = 392,504.28

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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.