Home / 498,083.20-746,865.23-178,111.72

Finding the Fourth Proportional to 498,083.20, 746,865.23 and 178,111.72

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Solution

The fourth proportional to 498,083.20, 746,865.23 and 178,111.72 is: 267,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,083.20 : 746,865.23 = 178,111.72 : x
  2. Step 2: Convert to fraction form
    498,083.20/746,865.23 = 178,111.72/x
  3. Step 3: Cross multiply
    498,083.20x = 746,865.23 × 178,111.72
  4. Step 4: Simplify right side
    498,083.20x = 133,025,450,723.50
  5. Step 5: Solve for x
    x = 133,025,450,723.50/498,083.20
  6. Step 6: Final answer
    x = 267,074.76

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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.