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Finding the Fourth Proportional to 655,892.70, 984,069.45 and 235,182.30

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Solution

The fourth proportional to 655,892.70, 984,069.45 and 235,182.30 is: 352,856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,892.70 : 984,069.45 = 235,182.30 : x
  2. Step 2: Convert to fraction form
    655,892.70/984,069.45 = 235,182.30/x
  3. Step 3: Cross multiply
    655,892.70x = 984,069.45 × 235,182.30
  4. Step 4: Simplify right side
    655,892.70x = 231,435,716,610.74
  5. Step 5: Solve for x
    x = 231,435,716,610.74/655,892.70
  6. Step 6: Final answer
    x = 352,856.06

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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.