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Finding the Fourth Proportional to 412,897.44, 569,917.26 and 267,697.92

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Solution

The fourth proportional to 412,897.44, 569,917.26 and 267,697.92 is: 369,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,897.44 : 569,917.26 = 267,697.92 : x
  2. Step 2: Convert to fraction form
    412,897.44/569,917.26 = 267,697.92/x
  3. Step 3: Cross multiply
    412,897.44x = 569,917.26 × 267,697.92
  4. Step 4: Simplify right side
    412,897.44x = 152,565,665,074.10
  5. Step 5: Solve for x
    x = 152,565,665,074.10/412,897.44
  6. Step 6: Final answer
    x = 369,500.15

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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.