Home / 465,082.97-697,697.55-198,844.88

Finding the Fourth Proportional to 465,082.97, 697,697.55 and 198,844.88

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Solution

The fourth proportional to 465,082.97, 697,697.55 and 198,844.88 is: 298,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,082.97 : 697,697.55 = 198,844.88 : x
  2. Step 2: Convert to fraction form
    465,082.97/697,697.55 = 198,844.88/x
  3. Step 3: Cross multiply
    465,082.97x = 697,697.55 × 198,844.88
  4. Step 4: Simplify right side
    465,082.97x = 138,733,582,117.56
  5. Step 5: Solve for x
    x = 138,733,582,117.56/465,082.97
  6. Step 6: Final answer
    x = 298,298.57

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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.