Home / 402,171.13-603,330.84-132,314.44

Finding the Fourth Proportional to 402,171.13, 603,330.84 and 132,314.44

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Solution

The fourth proportional to 402,171.13, 603,330.84 and 132,314.44 is: 198,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,171.13 : 603,330.84 = 132,314.44 : x
  2. Step 2: Convert to fraction form
    402,171.13/603,330.84 = 132,314.44/x
  3. Step 3: Cross multiply
    402,171.13x = 603,330.84 × 132,314.44
  4. Step 4: Simplify right side
    402,171.13x = 79,829,382,229.33
  5. Step 5: Solve for x
    x = 79,829,382,229.33/402,171.13
  6. Step 6: Final answer
    x = 198,496.05

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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.