Home / 451,432.32-677,236.96-167,125.20

Finding the Fourth Proportional to 451,432.32, 677,236.96 and 167,125.20

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Solution

The fourth proportional to 451,432.32, 677,236.96 and 167,125.20 is: 250,720.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,432.32 : 677,236.96 = 167,125.20 : x
  2. Step 2: Convert to fraction form
    451,432.32/677,236.96 = 167,125.20/x
  3. Step 3: Cross multiply
    451,432.32x = 677,236.96 × 167,125.20
  4. Step 4: Simplify right side
    451,432.32x = 113,183,362,387.39
  5. Step 5: Solve for x
    x = 113,183,362,387.39/451,432.32
  6. Step 6: Final answer
    x = 250,720.56

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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.