Home / 270,589.41-406,024.20-196,322.55

Finding the Fourth Proportional to 270,589.41, 406,024.20 and 196,322.55

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Solution

The fourth proportional to 270,589.41, 406,024.20 and 196,322.55 is: 294,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,589.41 : 406,024.20 = 196,322.55 : x
  2. Step 2: Convert to fraction form
    270,589.41/406,024.20 = 196,322.55/x
  3. Step 3: Cross multiply
    270,589.41x = 406,024.20 × 196,322.55
  4. Step 4: Simplify right side
    270,589.41x = 79,711,706,305.71
  5. Step 5: Solve for x
    x = 79,711,706,305.71/270,589.41
  6. Step 6: Final answer
    x = 294,585.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.