Home / 491,839.77-737,785.98-154,906.68

Finding the Fourth Proportional to 491,839.77, 737,785.98 and 154,906.68

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Solution

The fourth proportional to 491,839.77, 737,785.98 and 154,906.68 is: 232,368.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,839.77 : 737,785.98 = 154,906.68 : x
  2. Step 2: Convert to fraction form
    491,839.77/737,785.98 = 154,906.68/x
  3. Step 3: Cross multiply
    491,839.77x = 737,785.98 × 154,906.68
  4. Step 4: Simplify right side
    491,839.77x = 114,287,976,712.35
  5. Step 5: Solve for x
    x = 114,287,976,712.35/491,839.77
  6. Step 6: Final answer
    x = 232,368.31

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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.