Home / 320,732.40-442,599.82-177,498.48

Finding the Fourth Proportional to 320,732.40, 442,599.82 and 177,498.48

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Solution

The fourth proportional to 320,732.40, 442,599.82 and 177,498.48 is: 244,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,732.40 : 442,599.82 = 177,498.48 : x
  2. Step 2: Convert to fraction form
    320,732.40/442,599.82 = 177,498.48/x
  3. Step 3: Cross multiply
    320,732.40x = 442,599.82 × 177,498.48
  4. Step 4: Simplify right side
    320,732.40x = 78,560,795,298.27
  5. Step 5: Solve for x
    x = 78,560,795,298.27/320,732.40
  6. Step 6: Final answer
    x = 244,941.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.