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Finding the Fourth Proportional to 591,805.70, 888,073.05 and 255,007.70

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Solution

The fourth proportional to 591,805.70, 888,073.05 and 255,007.70 is: 382,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,805.70 : 888,073.05 = 255,007.70 : x
  2. Step 2: Convert to fraction form
    591,805.70/888,073.05 = 255,007.70/x
  3. Step 3: Cross multiply
    591,805.70x = 888,073.05 × 255,007.70
  4. Step 4: Simplify right side
    591,805.70x = 226,465,465,912.49
  5. Step 5: Solve for x
    x = 226,465,465,912.49/591,805.70
  6. Step 6: Final answer
    x = 382,668.61

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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.