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Finding the Fourth Proportional to 555,695.50, 833,446.64 and 156,241.46

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Solution

The fourth proportional to 555,695.50, 833,446.64 and 156,241.46 is: 234,335.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,695.50 : 833,446.64 = 156,241.46 : x
  2. Step 2: Convert to fraction form
    555,695.50/833,446.64 = 156,241.46/x
  3. Step 3: Cross multiply
    555,695.50x = 833,446.64 × 156,241.46
  4. Step 4: Simplify right side
    555,695.50x = 130,218,919,865.69
  5. Step 5: Solve for x
    x = 130,218,919,865.69/555,695.50
  6. Step 6: Final answer
    x = 234,335.03

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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.