Home / 295,226.20-442,839.30-272,416.60

Finding the Fourth Proportional to 295,226.20, 442,839.30 and 272,416.60

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Solution

The fourth proportional to 295,226.20, 442,839.30 and 272,416.60 is: 408,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,226.20 : 442,839.30 = 272,416.60 : x
  2. Step 2: Convert to fraction form
    295,226.20/442,839.30 = 272,416.60/x
  3. Step 3: Cross multiply
    295,226.20x = 442,839.30 × 272,416.60
  4. Step 4: Simplify right side
    295,226.20x = 120,636,776,452.38
  5. Step 5: Solve for x
    x = 120,636,776,452.38/295,226.20
  6. Step 6: Final answer
    x = 408,624.90

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