Home / 361,236.06-498,500.10-197,891.28

Finding the Fourth Proportional to 361,236.06, 498,500.10 and 197,891.28

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Solution

The fourth proportional to 361,236.06, 498,500.10 and 197,891.28 is: 273,086.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,236.06 : 498,500.10 = 197,891.28 : x
  2. Step 2: Convert to fraction form
    361,236.06/498,500.10 = 197,891.28/x
  3. Step 3: Cross multiply
    361,236.06x = 498,500.10 × 197,891.28
  4. Step 4: Simplify right side
    361,236.06x = 98,648,822,869.13
  5. Step 5: Solve for x
    x = 98,648,822,869.13/361,236.06
  6. Step 6: Final answer
    x = 273,086.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.