Home / 260,035.20-358,608.45-199,608.39

Finding the Fourth Proportional to 260,035.20, 358,608.45 and 199,608.39

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Solution

The fourth proportional to 260,035.20, 358,608.45 and 199,608.39 is: 275,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,035.20 : 358,608.45 = 199,608.39 : x
  2. Step 2: Convert to fraction form
    260,035.20/358,608.45 = 199,608.39/x
  3. Step 3: Cross multiply
    260,035.20x = 358,608.45 × 199,608.39
  4. Step 4: Simplify right side
    260,035.20x = 71,581,255,344.90
  5. Step 5: Solve for x
    x = 71,581,255,344.90/260,035.20
  6. Step 6: Final answer
    x = 275,275.25

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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.