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Finding the Fourth Proportional to 359,025.89, 495,453.24 and 197,881.02

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Solution

The fourth proportional to 359,025.89, 495,453.24 and 197,881.02 is: 273,074.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,025.89 : 495,453.24 = 197,881.02 : x
  2. Step 2: Convert to fraction form
    359,025.89/495,453.24 = 197,881.02/x
  3. Step 3: Cross multiply
    359,025.89x = 495,453.24 × 197,881.02
  4. Step 4: Simplify right side
    359,025.89x = 98,040,792,493.50
  5. Step 5: Solve for x
    x = 98,040,792,493.50/359,025.89
  6. Step 6: Final answer
    x = 273,074.44

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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.