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Finding the Fourth Proportional to 359,157.03, 538,735.53 and 341,197.83

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Solution

The fourth proportional to 359,157.03, 538,735.53 and 341,197.83 is: 511,796.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,157.03 : 538,735.53 = 341,197.83 : x
  2. Step 2: Convert to fraction form
    359,157.03/538,735.53 = 341,197.83/x
  3. Step 3: Cross multiply
    359,157.03x = 538,735.53 × 341,197.83
  4. Step 4: Simplify right side
    359,157.03x = 183,815,393,779.90
  5. Step 5: Solve for x
    x = 183,815,393,779.90/359,157.03
  6. Step 6: Final answer
    x = 511,796.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.