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Finding the Fourth Proportional to 475,552.62, 713,409.12 and 159,934.50

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Solution

The fourth proportional to 475,552.62, 713,409.12 and 159,934.50 is: 239,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,552.62 : 713,409.12 = 159,934.50 : x
  2. Step 2: Convert to fraction form
    475,552.62/713,409.12 = 159,934.50/x
  3. Step 3: Cross multiply
    475,552.62x = 713,409.12 × 159,934.50
  4. Step 4: Simplify right side
    475,552.62x = 114,098,730,902.64
  5. Step 5: Solve for x
    x = 114,098,730,902.64/475,552.62
  6. Step 6: Final answer
    x = 239,928.72

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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.