Home / 360,880.20-498,002.04-199,735.56

Finding the Fourth Proportional to 360,880.20, 498,002.04 and 199,735.56

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Solution

The fourth proportional to 360,880.20, 498,002.04 and 199,735.56 is: 275,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,880.20 : 498,002.04 = 199,735.56 : x
  2. Step 2: Convert to fraction form
    360,880.20/498,002.04 = 199,735.56/x
  3. Step 3: Cross multiply
    360,880.20x = 498,002.04 × 199,735.56
  4. Step 4: Simplify right side
    360,880.20x = 99,468,716,340.54
  5. Step 5: Solve for x
    x = 99,468,716,340.54/360,880.20
  6. Step 6: Final answer
    x = 275,628.08

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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.