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Finding the Fourth Proportional to 469,276.38, 703,973.52 and 229,398.03

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Solution

The fourth proportional to 469,276.38, 703,973.52 and 229,398.03 is: 344,125.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,276.38 : 703,973.52 = 229,398.03 : x
  2. Step 2: Convert to fraction form
    469,276.38/703,973.52 = 229,398.03/x
  3. Step 3: Cross multiply
    469,276.38x = 703,973.52 × 229,398.03
  4. Step 4: Simplify right side
    469,276.38x = 161,490,138,660.17
  5. Step 5: Solve for x
    x = 161,490,138,660.17/469,276.38
  6. Step 6: Final answer
    x = 344,125.86

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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.