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Finding the Fourth Proportional to 359,180.60, 495,672.64 and 198,041.54

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Solution

The fourth proportional to 359,180.60, 495,672.64 and 198,041.54 is: 273,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,180.60 : 495,672.64 = 198,041.54 : x
  2. Step 2: Convert to fraction form
    359,180.60/495,672.64 = 198,041.54/x
  3. Step 3: Cross multiply
    359,180.60x = 495,672.64 × 198,041.54
  4. Step 4: Simplify right side
    359,180.60x = 98,163,772,961.47
  5. Step 5: Solve for x
    x = 98,163,772,961.47/359,180.60
  6. Step 6: Final answer
    x = 273,299.21

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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.