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Finding the Fourth Proportional to 363,632.85, 501,883.44 and 220,471.29

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Solution

The fourth proportional to 363,632.85, 501,883.44 and 220,471.29 is: 304,292.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,632.85 : 501,883.44 = 220,471.29 : x
  2. Step 2: Convert to fraction form
    363,632.85/501,883.44 = 220,471.29/x
  3. Step 3: Cross multiply
    363,632.85x = 501,883.44 × 220,471.29
  4. Step 4: Simplify right side
    363,632.85x = 110,650,889,446.44
  5. Step 5: Solve for x
    x = 110,650,889,446.44/363,632.85
  6. Step 6: Final answer
    x = 304,292.89

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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.