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Finding the Fourth Proportional to 372,252.97, 558,563.97 and 147,608.59

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Solution

The fourth proportional to 372,252.97, 558,563.97 and 147,608.59 is: 221,486.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,252.97 : 558,563.97 = 147,608.59 : x
  2. Step 2: Convert to fraction form
    372,252.97/558,563.97 = 147,608.59/x
  3. Step 3: Cross multiply
    372,252.97x = 558,563.97 × 147,608.59
  4. Step 4: Simplify right side
    372,252.97x = 82,448,840,036.50
  5. Step 5: Solve for x
    x = 82,448,840,036.50/372,252.97
  6. Step 6: Final answer
    x = 221,486.05

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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.