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Finding the Fourth Proportional to 412,750.86, 569,677.89 and 267,736.38

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Solution

The fourth proportional to 412,750.86, 569,677.89 and 267,736.38 is: 369,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,750.86 : 569,677.89 = 267,736.38 : x
  2. Step 2: Convert to fraction form
    412,750.86/569,677.89 = 267,736.38/x
  3. Step 3: Cross multiply
    412,750.86x = 569,677.89 × 267,736.38
  4. Step 4: Simplify right side
    412,750.86x = 152,523,496,034.64
  5. Step 5: Solve for x
    x = 152,523,496,034.64/412,750.86
  6. Step 6: Final answer
    x = 369,529.20

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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.