Home / 332,615.20-499,278.02-143,169.40

Finding the Fourth Proportional to 332,615.20, 499,278.02 and 143,169.40

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Solution

The fourth proportional to 332,615.20, 499,278.02 and 143,169.40 is: 214,907.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,615.20 : 499,278.02 = 143,169.40 : x
  2. Step 2: Convert to fraction form
    332,615.20/499,278.02 = 143,169.40/x
  3. Step 3: Cross multiply
    332,615.20x = 499,278.02 × 143,169.40
  4. Step 4: Simplify right side
    332,615.20x = 71,481,334,556.59
  5. Step 5: Solve for x
    x = 71,481,334,556.59/332,615.20
  6. Step 6: Final answer
    x = 214,907.00

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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.