Home / 497,722.38-746,586.40-123,745.38

Finding the Fourth Proportional to 497,722.38, 746,586.40 and 123,745.38

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Solution

The fourth proportional to 497,722.38, 746,586.40 and 123,745.38 is: 185,618.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,722.38 : 746,586.40 = 123,745.38 : x
  2. Step 2: Convert to fraction form
    497,722.38/746,586.40 = 123,745.38/x
  3. Step 3: Cross multiply
    497,722.38x = 746,586.40 × 123,745.38
  4. Step 4: Simplify right side
    497,722.38x = 92,386,617,770.83
  5. Step 5: Solve for x
    x = 92,386,617,770.83/497,722.38
  6. Step 6: Final answer
    x = 185,618.77

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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.