Home / 360,955.26-498,112.23-199,806.90

Finding the Fourth Proportional to 360,955.26, 498,112.23 and 199,806.90

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Solution

The fourth proportional to 360,955.26, 498,112.23 and 199,806.90 is: 275,730.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,955.26 : 498,112.23 = 199,806.90 : x
  2. Step 2: Convert to fraction form
    360,955.26/498,112.23 = 199,806.90/x
  3. Step 3: Cross multiply
    360,955.26x = 498,112.23 × 199,806.90
  4. Step 4: Simplify right side
    360,955.26x = 99,526,260,528.39
  5. Step 5: Solve for x
    x = 99,526,260,528.39/360,955.26
  6. Step 6: Final answer
    x = 275,730.18

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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.