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Finding the Fourth Proportional to 655,993.38, 984,277.12 and 229,835.93

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Solution

The fourth proportional to 655,993.38, 984,277.12 and 229,835.93 is: 344,854.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,993.38 : 984,277.12 = 229,835.93 : x
  2. Step 2: Convert to fraction form
    655,993.38/984,277.12 = 229,835.93/x
  3. Step 3: Cross multiply
    655,993.38x = 984,277.12 × 229,835.93
  4. Step 4: Simplify right side
    655,993.38x = 226,222,247,724.45
  5. Step 5: Solve for x
    x = 226,222,247,724.45/655,993.38
  6. Step 6: Final answer
    x = 344,854.47

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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.