Home / 360,016.10-496,812.59-198,867.68

Finding the Fourth Proportional to 360,016.10, 496,812.59 and 198,867.68

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Solution

The fourth proportional to 360,016.10, 496,812.59 and 198,867.68 is: 274,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,016.10 : 496,812.59 = 198,867.68 : x
  2. Step 2: Convert to fraction form
    360,016.10/496,812.59 = 198,867.68/x
  3. Step 3: Cross multiply
    360,016.10x = 496,812.59 × 198,867.68
  4. Step 4: Simplify right side
    360,016.10x = 98,799,967,665.26
  5. Step 5: Solve for x
    x = 98,799,967,665.26/360,016.10
  6. Step 6: Final answer
    x = 274,432.08

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Double scale
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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.