Home / 360,869.88-498,001.38-199,736.04

Finding the Fourth Proportional to 360,869.88, 498,001.38 and 199,736.04

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Solution

The fourth proportional to 360,869.88, 498,001.38 and 199,736.04 is: 275,636.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,869.88 : 498,001.38 = 199,736.04 : x
  2. Step 2: Convert to fraction form
    360,869.88/498,001.38 = 199,736.04/x
  3. Step 3: Cross multiply
    360,869.88x = 498,001.38 × 199,736.04
  4. Step 4: Simplify right side
    360,869.88x = 99,468,823,555.74
  5. Step 5: Solve for x
    x = 99,468,823,555.74/360,869.88
  6. Step 6: Final answer
    x = 275,636.26

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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.