Home / 353,153.20-529,729.80-327,233.20

Finding the Fourth Proportional to 353,153.20, 529,729.80 and 327,233.20

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Solution

The fourth proportional to 353,153.20, 529,729.80 and 327,233.20 is: 490,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,153.20 : 529,729.80 = 327,233.20 : x
  2. Step 2: Convert to fraction form
    353,153.20/529,729.80 = 327,233.20/x
  3. Step 3: Cross multiply
    353,153.20x = 529,729.80 × 327,233.20
  4. Step 4: Simplify right side
    353,153.20x = 173,345,177,589.36
  5. Step 5: Solve for x
    x = 173,345,177,589.36/353,153.20
  6. Step 6: Final answer
    x = 490,849.80

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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.