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Finding the Fourth Proportional to 491,856.59, 737,989.01 and 235,560.24

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Solution

The fourth proportional to 491,856.59, 737,989.01 and 235,560.24 is: 353,438.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,856.59 : 737,989.01 = 235,560.24 : x
  2. Step 2: Convert to fraction form
    491,856.59/737,989.01 = 235,560.24/x
  3. Step 3: Cross multiply
    491,856.59x = 737,989.01 × 235,560.24
  4. Step 4: Simplify right side
    491,856.59x = 173,840,867,135.16
  5. Step 5: Solve for x
    x = 173,840,867,135.16/491,856.59
  6. Step 6: Final answer
    x = 353,438.12

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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.