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Finding the Fourth Proportional to 580,562.91, 871,180.83 and 243,573.75

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Solution

The fourth proportional to 580,562.91, 871,180.83 and 243,573.75 is: 365,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,562.91 : 871,180.83 = 243,573.75 : x
  2. Step 2: Convert to fraction form
    580,562.91/871,180.83 = 243,573.75/x
  3. Step 3: Cross multiply
    580,562.91x = 871,180.83 × 243,573.75
  4. Step 4: Simplify right side
    580,562.91x = 212,196,781,691.21
  5. Step 5: Solve for x
    x = 212,196,781,691.21/580,562.91
  6. Step 6: Final answer
    x = 365,501.79

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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.