Home / 491,382.48-737,077.85-136,424.18

Finding the Fourth Proportional to 491,382.48, 737,077.85 and 136,424.18

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Solution

The fourth proportional to 491,382.48, 737,077.85 and 136,424.18 is: 204,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,382.48 : 737,077.85 = 136,424.18 : x
  2. Step 2: Convert to fraction form
    491,382.48/737,077.85 = 136,424.18/x
  3. Step 3: Cross multiply
    491,382.48x = 737,077.85 × 136,424.18
  4. Step 4: Simplify right side
    491,382.48x = 100,555,241,282.41
  5. Step 5: Solve for x
    x = 100,555,241,282.41/491,382.48
  6. Step 6: Final answer
    x = 204,637.42

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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.