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Finding the Fourth Proportional to 373,591.32, 559,893.24 and 136,705.92

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Solution

The fourth proportional to 373,591.32, 559,893.24 and 136,705.92 is: 204,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,591.32 : 559,893.24 = 136,705.92 : x
  2. Step 2: Convert to fraction form
    373,591.32/559,893.24 = 136,705.92/x
  3. Step 3: Cross multiply
    373,591.32x = 559,893.24 × 136,705.92
  4. Step 4: Simplify right side
    373,591.32x = 76,540,720,475.98
  5. Step 5: Solve for x
    x = 76,540,720,475.98/373,591.32
  6. Step 6: Final answer
    x = 204,878.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.