Home / 442,934.28-664,488.96-162,453.96

Finding the Fourth Proportional to 442,934.28, 664,488.96 and 162,453.96

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Solution

The fourth proportional to 442,934.28, 664,488.96 and 162,453.96 is: 243,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,934.28 : 664,488.96 = 162,453.96 : x
  2. Step 2: Convert to fraction form
    442,934.28/664,488.96 = 162,453.96/x
  3. Step 3: Cross multiply
    442,934.28x = 664,488.96 × 162,453.96
  4. Step 4: Simplify right side
    442,934.28x = 107,948,862,928.28
  5. Step 5: Solve for x
    x = 107,948,862,928.28/442,934.28
  6. Step 6: Final answer
    x = 243,713.05

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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.