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Finding the Fourth Proportional to 220,592.92, 330,926.28 and 173,206.10

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Solution

The fourth proportional to 220,592.92, 330,926.28 and 173,206.10 is: 259,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,592.92 : 330,926.28 = 173,206.10 : x
  2. Step 2: Convert to fraction form
    220,592.92/330,926.28 = 173,206.10/x
  3. Step 3: Cross multiply
    220,592.92x = 330,926.28 × 173,206.10
  4. Step 4: Simplify right side
    220,592.92x = 57,318,448,691.68
  5. Step 5: Solve for x
    x = 57,318,448,691.68/220,592.92
  6. Step 6: Final answer
    x = 259,838.12

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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.