Home / 497,766.06-746,648.91-123,789.06

Finding the Fourth Proportional to 497,766.06, 746,648.91 and 123,789.06

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Solution

The fourth proportional to 497,766.06, 746,648.91 and 123,789.06 is: 185,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,766.06 : 746,648.91 = 123,789.06 : x
  2. Step 2: Convert to fraction form
    497,766.06/746,648.91 = 123,789.06/x
  3. Step 3: Cross multiply
    497,766.06x = 746,648.91 × 123,789.06
  4. Step 4: Simplify right side
    497,766.06x = 92,426,966,718.92
  5. Step 5: Solve for x
    x = 92,426,966,718.92/497,766.06
  6. Step 6: Final answer
    x = 185,683.55

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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.