Home / 352,862.20-486,933.96-199,897.26

Finding the Fourth Proportional to 352,862.20, 486,933.96 and 199,897.26

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Solution

The fourth proportional to 352,862.20, 486,933.96 and 199,897.26 is: 275,849.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,862.20 : 486,933.96 = 199,897.26 : x
  2. Step 2: Convert to fraction form
    352,862.20/486,933.96 = 199,897.26/x
  3. Step 3: Cross multiply
    352,862.20x = 486,933.96 × 199,897.26
  4. Step 4: Simplify right side
    352,862.20x = 97,336,764,404.95
  5. Step 5: Solve for x
    x = 97,336,764,404.95/352,862.20
  6. Step 6: Final answer
    x = 275,849.23

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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.