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Finding the Fourth Proportional to 327,551.01, 491,326.77 and 90,893.92

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Solution

The fourth proportional to 327,551.01, 491,326.77 and 90,893.92 is: 136,340.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,551.01 : 491,326.77 = 90,893.92 : x
  2. Step 2: Convert to fraction form
    327,551.01/491,326.77 = 90,893.92/x
  3. Step 3: Cross multiply
    327,551.01x = 491,326.77 × 90,893.92
  4. Step 4: Simplify right side
    327,551.01x = 44,658,616,126.24
  5. Step 5: Solve for x
    x = 44,658,616,126.24/327,551.01
  6. Step 6: Final answer
    x = 136,340.95

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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.