Home / 350,540.20-526,199.10-272,002.60

Finding the Fourth Proportional to 350,540.20, 526,199.10 and 272,002.60

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Solution

The fourth proportional to 350,540.20, 526,199.10 and 272,002.60 is: 408,305.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,540.20 : 526,199.10 = 272,002.60 : x
  2. Step 2: Convert to fraction form
    350,540.20/526,199.10 = 272,002.60/x
  3. Step 3: Cross multiply
    350,540.20x = 526,199.10 × 272,002.60
  4. Step 4: Simplify right side
    350,540.20x = 143,127,523,317.66
  5. Step 5: Solve for x
    x = 143,127,523,317.66/350,540.20
  6. Step 6: Final answer
    x = 408,305.59

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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.