Home / 360,945.60-498,098.88-199,797.18

Finding the Fourth Proportional to 360,945.60, 498,098.88 and 199,797.18

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Solution

The fourth proportional to 360,945.60, 498,098.88 and 199,797.18 is: 275,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,945.60 : 498,098.88 = 199,797.18 : x
  2. Step 2: Convert to fraction form
    360,945.60/498,098.88 = 199,797.18/x
  3. Step 3: Cross multiply
    360,945.60x = 498,098.88 × 199,797.18
  4. Step 4: Simplify right side
    360,945.60x = 99,518,751,585.16
  5. Step 5: Solve for x
    x = 99,518,751,585.16/360,945.60
  6. Step 6: Final answer
    x = 275,716.76

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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.