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Finding the Fourth Proportional to 359,231.55, 495,736.50 and 198,093.39

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Solution

The fourth proportional to 359,231.55, 495,736.50 and 198,093.39 is: 273,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,231.55 : 495,736.50 = 198,093.39 : x
  2. Step 2: Convert to fraction form
    359,231.55/495,736.50 = 198,093.39/x
  3. Step 3: Cross multiply
    359,231.55x = 495,736.50 × 198,093.39
  4. Step 4: Simplify right side
    359,231.55x = 98,202,123,831.74
  5. Step 5: Solve for x
    x = 98,202,123,831.74/359,231.55
  6. Step 6: Final answer
    x = 273,367.20

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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.