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Finding the Fourth Proportional to 296,871.30, 444,468.60 and 231,079.05

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Solution

The fourth proportional to 296,871.30, 444,468.60 and 231,079.05 is: 345,966.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,871.30 : 444,468.60 = 231,079.05 : x
  2. Step 2: Convert to fraction form
    296,871.30/444,468.60 = 231,079.05/x
  3. Step 3: Cross multiply
    296,871.30x = 444,468.60 × 231,079.05
  4. Step 4: Simplify right side
    296,871.30x = 102,707,381,842.83
  5. Step 5: Solve for x
    x = 102,707,381,842.83/296,871.30
  6. Step 6: Final answer
    x = 345,966.02

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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.