Home / 496,399.15-744,377.28-141,330.10

Finding the Fourth Proportional to 496,399.15, 744,377.28 and 141,330.10

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Solution

The fourth proportional to 496,399.15, 744,377.28 and 141,330.10 is: 211,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,399.15 : 744,377.28 = 141,330.10 : x
  2. Step 2: Convert to fraction form
    496,399.15/744,377.28 = 141,330.10/x
  3. Step 3: Cross multiply
    496,399.15x = 744,377.28 × 141,330.10
  4. Step 4: Simplify right side
    496,399.15x = 105,202,915,420.13
  5. Step 5: Solve for x
    x = 105,202,915,420.13/496,399.15
  6. Step 6: Final answer
    x = 211,932.10

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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.