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Finding the Fourth Proportional to 432,155.93, 648,233.89 and 116,612.33

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Solution

The fourth proportional to 432,155.93, 648,233.89 and 116,612.33 is: 174,918.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,155.93 : 648,233.89 = 116,612.33 : x
  2. Step 2: Convert to fraction form
    432,155.93/648,233.89 = 116,612.33/x
  3. Step 3: Cross multiply
    432,155.93x = 648,233.89 × 116,612.33
  4. Step 4: Simplify right side
    432,155.93x = 75,592,060,765.16
  5. Step 5: Solve for x
    x = 75,592,060,765.16/432,155.93
  6. Step 6: Final answer
    x = 174,918.49

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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.