Home / 327,623.20-452,259.51-220,255.50

Finding the Fourth Proportional to 327,623.20, 452,259.51 and 220,255.50

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Solution

The fourth proportional to 327,623.20, 452,259.51 and 220,255.50 is: 304,046.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,623.20 : 452,259.51 = 220,255.50 : x
  2. Step 2: Convert to fraction form
    327,623.20/452,259.51 = 220,255.50/x
  3. Step 3: Cross multiply
    327,623.20x = 452,259.51 × 220,255.50
  4. Step 4: Simplify right side
    327,623.20x = 99,612,644,504.81
  5. Step 5: Solve for x
    x = 99,612,644,504.81/327,623.20
  6. Step 6: Final answer
    x = 304,046.37

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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.