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Finding the Fourth Proportional to 372,428.98, 558,920.62 and 182,991.04

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Solution

The fourth proportional to 372,428.98, 558,920.62 and 182,991.04 is: 274,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,428.98 : 558,920.62 = 182,991.04 : x
  2. Step 2: Convert to fraction form
    372,428.98/558,920.62 = 182,991.04/x
  3. Step 3: Cross multiply
    372,428.98x = 558,920.62 × 182,991.04
  4. Step 4: Simplify right side
    372,428.98x = 102,277,465,531.25
  5. Step 5: Solve for x
    x = 102,277,465,531.25/372,428.98
  6. Step 6: Final answer
    x = 274,622.74

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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.