Home / 355,848.30-491,070.33-194,704.02

Finding the Fourth Proportional to 355,848.30, 491,070.33 and 194,704.02

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Solution

The fourth proportional to 355,848.30, 491,070.33 and 194,704.02 is: 268,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,848.30 : 491,070.33 = 194,704.02 : x
  2. Step 2: Convert to fraction form
    355,848.30/491,070.33 = 194,704.02/x
  3. Step 3: Cross multiply
    355,848.30x = 491,070.33 × 194,704.02
  4. Step 4: Simplify right side
    355,848.30x = 95,613,367,353.73
  5. Step 5: Solve for x
    x = 95,613,367,353.73/355,848.30
  6. Step 6: Final answer
    x = 268,691.37

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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.