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Finding the Fourth Proportional to 468,532.80, 702,383.04 and 187,859.52

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Solution

The fourth proportional to 468,532.80, 702,383.04 and 187,859.52 is: 281,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,532.80 : 702,383.04 = 187,859.52 : x
  2. Step 2: Convert to fraction form
    468,532.80/702,383.04 = 187,859.52/x
  3. Step 3: Cross multiply
    468,532.80x = 702,383.04 × 187,859.52
  4. Step 4: Simplify right side
    468,532.80x = 131,949,340,750.54
  5. Step 5: Solve for x
    x = 131,949,340,750.54/468,532.80
  6. Step 6: Final answer
    x = 281,622.42

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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.