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Finding the Fourth Proportional to 392,195.10, 588,224.94 and 104,008.74

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Solution

The fourth proportional to 392,195.10, 588,224.94 and 104,008.74 is: 155,995.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,195.10 : 588,224.94 = 104,008.74 : x
  2. Step 2: Convert to fraction form
    392,195.10/588,224.94 = 104,008.74/x
  3. Step 3: Cross multiply
    392,195.10x = 588,224.94 × 104,008.74
  4. Step 4: Simplify right side
    392,195.10x = 61,180,534,845.98
  5. Step 5: Solve for x
    x = 61,180,534,845.98/392,195.10
  6. Step 6: Final answer
    x = 155,995.15

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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.