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Finding the Fourth Proportional to 367,057.30, 550,909.95 and 217,110.10

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Solution

The fourth proportional to 367,057.30, 550,909.95 and 217,110.10 is: 325,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,057.30 : 550,909.95 = 217,110.10 : x
  2. Step 2: Convert to fraction form
    367,057.30/550,909.95 = 217,110.10/x
  3. Step 3: Cross multiply
    367,057.30x = 550,909.95 × 217,110.10
  4. Step 4: Simplify right side
    367,057.30x = 119,608,114,335.50
  5. Step 5: Solve for x
    x = 119,608,114,335.50/367,057.30
  6. Step 6: Final answer
    x = 325,856.79

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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.