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Finding the Fourth Proportional to 359,231.58, 495,742.95 and 198,092.41

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Solution

The fourth proportional to 359,231.58, 495,742.95 and 198,092.41 is: 273,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,231.58 : 495,742.95 = 198,092.41 : x
  2. Step 2: Convert to fraction form
    359,231.58/495,742.95 = 198,092.41/x
  3. Step 3: Cross multiply
    359,231.58x = 495,742.95 × 198,092.41
  4. Step 4: Simplify right side
    359,231.58x = 98,202,914,466.65
  5. Step 5: Solve for x
    x = 98,202,914,466.65/359,231.58
  6. Step 6: Final answer
    x = 273,369.38

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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.