Home / 327,921.90-452,741.19-267,636.36

Finding the Fourth Proportional to 327,921.90, 452,741.19 and 267,636.36

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Solution

The fourth proportional to 327,921.90, 452,741.19 and 267,636.36 is: 369,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,921.90 : 452,741.19 = 267,636.36 : x
  2. Step 2: Convert to fraction form
    327,921.90/452,741.19 = 267,636.36/x
  3. Step 3: Cross multiply
    327,921.90x = 452,741.19 × 267,636.36
  4. Step 4: Simplify right side
    327,921.90x = 121,170,004,113.67
  5. Step 5: Solve for x
    x = 121,170,004,113.67/327,921.90
  6. Step 6: Final answer
    x = 369,508.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.