Home / 947,016.21-1,420,734.23-273,044.95

Finding the Fourth Proportional to 947,016.21, 1,420,734.23 and 273,044.95

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Solution

The fourth proportional to 947,016.21, 1,420,734.23 and 273,044.95 is: 409,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,016.21 : 1,420,734.23 = 273,044.95 : x
  2. Step 2: Convert to fraction form
    947,016.21/1,420,734.23 = 273,044.95/x
  3. Step 3: Cross multiply
    947,016.21x = 1,420,734.23 × 273,044.95
  4. Step 4: Simplify right side
    947,016.21x = 387,924,306,793.64
  5. Step 5: Solve for x
    x = 387,924,306,793.64/947,016.21
  6. Step 6: Final answer
    x = 409,627.95

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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.