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Finding the Fourth Proportional to 327,252.74, 490,887.46 and 90,597.46

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Solution

The fourth proportional to 327,252.74, 490,887.46 and 90,597.46 is: 135,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,252.74 : 490,887.46 = 90,597.46 : x
  2. Step 2: Convert to fraction form
    327,252.74/490,887.46 = 90,597.46/x
  3. Step 3: Cross multiply
    327,252.74x = 490,887.46 × 90,597.46
  4. Step 4: Simplify right side
    327,252.74x = 44,473,157,021.85
  5. Step 5: Solve for x
    x = 44,473,157,021.85/327,252.74
  6. Step 6: Final answer
    x = 135,898.50

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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.