Home / 538,462.11-743,082.75-296,753.52

Finding the Fourth Proportional to 538,462.11, 743,082.75 and 296,753.52

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Solution

The fourth proportional to 538,462.11, 743,082.75 and 296,753.52 is: 409,522.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,462.11 : 743,082.75 = 296,753.52 : x
  2. Step 2: Convert to fraction form
    538,462.11/743,082.75 = 296,753.52/x
  3. Step 3: Cross multiply
    538,462.11x = 743,082.75 × 296,753.52
  4. Step 4: Simplify right side
    538,462.11x = 220,512,421,713.78
  5. Step 5: Solve for x
    x = 220,512,421,713.78/538,462.11
  6. Step 6: Final answer
    x = 409,522.63

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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.