Home / 308,279.28-462,408.50-108,594.46

Finding the Fourth Proportional to 308,279.28, 462,408.50 and 108,594.46

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Solution

The fourth proportional to 308,279.28, 462,408.50 and 108,594.46 is: 162,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,279.28 : 462,408.50 = 108,594.46 : x
  2. Step 2: Convert to fraction form
    308,279.28/462,408.50 = 108,594.46/x
  3. Step 3: Cross multiply
    308,279.28x = 462,408.50 × 108,594.46
  4. Step 4: Simplify right side
    308,279.28x = 50,215,001,356.91
  5. Step 5: Solve for x
    x = 50,215,001,356.91/308,279.28
  6. Step 6: Final answer
    x = 162,888.02

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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.