Home / 441,719.22-661,269.87-272,696.07

Finding the Fourth Proportional to 441,719.22, 661,269.87 and 272,696.07

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Solution

The fourth proportional to 441,719.22, 661,269.87 and 272,696.07 is: 408,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,719.22 : 661,269.87 = 272,696.07 : x
  2. Step 2: Convert to fraction form
    441,719.22/661,269.87 = 272,696.07/x
  3. Step 3: Cross multiply
    441,719.22x = 661,269.87 × 272,696.07
  4. Step 4: Simplify right side
    441,719.22x = 180,325,694,758.41
  5. Step 5: Solve for x
    x = 180,325,694,758.41/441,719.22
  6. Step 6: Final answer
    x = 408,236.02

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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.