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Finding the Fourth Proportional to 466,478.35, 698,988.51 and 324,600.83

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Solution

The fourth proportional to 466,478.35, 698,988.51 and 324,600.83 is: 486,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,478.35 : 698,988.51 = 324,600.83 : x
  2. Step 2: Convert to fraction form
    466,478.35/698,988.51 = 324,600.83/x
  3. Step 3: Cross multiply
    466,478.35x = 698,988.51 × 324,600.83
  4. Step 4: Simplify right side
    466,478.35x = 226,892,250,506.46
  5. Step 5: Solve for x
    x = 226,892,250,506.46/466,478.35
  6. Step 6: Final answer
    x = 486,393.96

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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.