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Finding the Fourth Proportional to 359,037.68, 495,469.26 and 197,893.04

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Solution

The fourth proportional to 359,037.68, 495,469.26 and 197,893.04 is: 273,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,037.68 : 495,469.26 = 197,893.04 : x
  2. Step 2: Convert to fraction form
    359,037.68/495,469.26 = 197,893.04/x
  3. Step 3: Cross multiply
    359,037.68x = 495,469.26 × 197,893.04
  4. Step 4: Simplify right side
    359,037.68x = 98,049,918,087.95
  5. Step 5: Solve for x
    x = 98,049,918,087.95/359,037.68
  6. Step 6: Final answer
    x = 273,090.89

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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.