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Finding the Fourth Proportional to 454,602.02, 627,093.91 and 284,540.90

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Solution

The fourth proportional to 454,602.02, 627,093.91 and 284,540.90 is: 392,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,602.02 : 627,093.91 = 284,540.90 : x
  2. Step 2: Convert to fraction form
    454,602.02/627,093.91 = 284,540.90/x
  3. Step 3: Cross multiply
    454,602.02x = 627,093.91 × 284,540.90
  4. Step 4: Simplify right side
    454,602.02x = 178,433,865,535.92
  5. Step 5: Solve for x
    x = 178,433,865,535.92/454,602.02
  6. Step 6: Final answer
    x = 392,505.66

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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.