Home / 275,534.24-412,906.66-156,960.76

Finding the Fourth Proportional to 275,534.24, 412,906.66 and 156,960.76

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Solution

The fourth proportional to 275,534.24, 412,906.66 and 156,960.76 is: 235,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,534.24 : 412,906.66 = 156,960.76 : x
  2. Step 2: Convert to fraction form
    275,534.24/412,906.66 = 156,960.76/x
  3. Step 3: Cross multiply
    275,534.24x = 412,906.66 × 156,960.76
  4. Step 4: Simplify right side
    275,534.24x = 64,810,143,162.66
  5. Step 5: Solve for x
    x = 64,810,143,162.66/275,534.24
  6. Step 6: Final answer
    x = 235,216.30

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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.