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Finding the Fourth Proportional to 412,248.46, 568,773.75 and 230,935.90

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Solution

The fourth proportional to 412,248.46, 568,773.75 and 230,935.90 is: 318,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,248.46 : 568,773.75 = 230,935.90 : x
  2. Step 2: Convert to fraction form
    412,248.46/568,773.75 = 230,935.90/x
  3. Step 3: Cross multiply
    412,248.46x = 568,773.75 × 230,935.90
  4. Step 4: Simplify right side
    412,248.46x = 131,350,277,852.63
  5. Step 5: Solve for x
    x = 131,350,277,852.63/412,248.46
  6. Step 6: Final answer
    x = 318,619.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.