Home / 432,865.46-649,298.20-117,322.37

Finding the Fourth Proportional to 432,865.46, 649,298.20 and 117,322.37

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Solution

The fourth proportional to 432,865.46, 649,298.20 and 117,322.37 is: 175,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,865.46 : 649,298.20 = 117,322.37 : x
  2. Step 2: Convert to fraction form
    432,865.46/649,298.20 = 117,322.37/x
  3. Step 3: Cross multiply
    432,865.46x = 649,298.20 × 117,322.37
  4. Step 4: Simplify right side
    432,865.46x = 76,177,203,660.73
  5. Step 5: Solve for x
    x = 76,177,203,660.73/432,865.46
  6. Step 6: Final answer
    x = 175,983.56

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Similar ratio
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1.5x scale

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.