Home / 737,142.76-1,105,712.88-231,747.92

Finding the Fourth Proportional to 737,142.76, 1,105,712.88 and 231,747.92

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Solution

The fourth proportional to 737,142.76, 1,105,712.88 and 231,747.92 is: 347,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,142.76 : 1,105,712.88 = 231,747.92 : x
  2. Step 2: Convert to fraction form
    737,142.76/1,105,712.88 = 231,747.92/x
  3. Step 3: Cross multiply
    737,142.76x = 1,105,712.88 × 231,747.92
  4. Step 4: Simplify right side
    737,142.76x = 256,246,657,806.01
  5. Step 5: Solve for x
    x = 256,246,657,806.01/737,142.76
  6. Step 6: Final answer
    x = 347,621.48

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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.