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Finding the Fourth Proportional to 479,029.55, 717,905.96 and 226,377.14

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Solution

The fourth proportional to 479,029.55, 717,905.96 and 226,377.14 is: 339,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,029.55 : 717,905.96 = 226,377.14 : x
  2. Step 2: Convert to fraction form
    479,029.55/717,905.96 = 226,377.14/x
  3. Step 3: Cross multiply
    479,029.55x = 717,905.96 × 226,377.14
  4. Step 4: Simplify right side
    479,029.55x = 162,517,493,292.34
  5. Step 5: Solve for x
    x = 162,517,493,292.34/479,029.55
  6. Step 6: Final answer
    x = 339,264.03

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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.