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Finding the Fourth Proportional to 432,865.32, 649,297.99 and 117,322.23

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Solution

The fourth proportional to 432,865.32, 649,297.99 and 117,322.23 is: 175,983.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,865.32 : 649,297.99 = 117,322.23 : x
  2. Step 2: Convert to fraction form
    432,865.32/649,297.99 = 117,322.23/x
  3. Step 3: Cross multiply
    432,865.32x = 649,297.99 × 117,322.23
  4. Step 4: Simplify right side
    432,865.32x = 76,177,086,204.77
  5. Step 5: Solve for x
    x = 76,177,086,204.77/432,865.32
  6. Step 6: Final answer
    x = 175,983.34

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Similar ratio
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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.