Home / 327,711.60-491,567.40-222,735.60

Finding the Fourth Proportional to 327,711.60, 491,567.40 and 222,735.60

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Solution

The fourth proportional to 327,711.60, 491,567.40 and 222,735.60 is: 334,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,711.60 : 491,567.40 = 222,735.60 : x
  2. Step 2: Convert to fraction form
    327,711.60/491,567.40 = 222,735.60/x
  3. Step 3: Cross multiply
    327,711.60x = 491,567.40 × 222,735.60
  4. Step 4: Simplify right side
    327,711.60x = 109,489,559,779.44
  5. Step 5: Solve for x
    x = 109,489,559,779.44/327,711.60
  6. Step 6: Final answer
    x = 334,103.40

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1.5x scale

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.