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Finding the Fourth Proportional to 633,234.80, 951,234.60 and 446,610.80

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Solution

The fourth proportional to 633,234.80, 951,234.60 and 446,610.80 is: 670,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,234.80 : 951,234.60 = 446,610.80 : x
  2. Step 2: Convert to fraction form
    633,234.80/951,234.60 = 446,610.80/x
  3. Step 3: Cross multiply
    633,234.80x = 951,234.60 × 446,610.80
  4. Step 4: Simplify right side
    633,234.80x = 424,831,645,693.68
  5. Step 5: Solve for x
    x = 424,831,645,693.68/633,234.80
  6. Step 6: Final answer
    x = 670,891.19

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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.