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Finding the Fourth Proportional to 451,481.67, 677,278.98 and 167,124.24

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Solution

The fourth proportional to 451,481.67, 677,278.98 and 167,124.24 is: 250,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,481.67 : 677,278.98 = 167,124.24 : x
  2. Step 2: Convert to fraction form
    451,481.67/677,278.98 = 167,124.24/x
  3. Step 3: Cross multiply
    451,481.67x = 677,278.98 × 167,124.24
  4. Step 4: Simplify right side
    451,481.67x = 113,189,734,800.48
  5. Step 5: Solve for x
    x = 113,189,734,800.48/451,481.67
  6. Step 6: Final answer
    x = 250,707.27

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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.