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Finding the Fourth Proportional to 327,703.40, 452,121.54 and 267,169.76

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Solution

The fourth proportional to 327,703.40, 452,121.54 and 267,169.76 is: 368,605.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,703.40 : 452,121.54 = 267,169.76 : x
  2. Step 2: Convert to fraction form
    327,703.40/452,121.54 = 267,169.76/x
  3. Step 3: Cross multiply
    327,703.40x = 452,121.54 × 267,169.76
  4. Step 4: Simplify right side
    327,703.40x = 120,793,203,332.63
  5. Step 5: Solve for x
    x = 120,793,203,332.63/327,703.40
  6. Step 6: Final answer
    x = 368,605.28

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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.