Home / 772,419.96-1,158,680.97-267,029.79

Finding the Fourth Proportional to 772,419.96, 1,158,680.97 and 267,029.79

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Solution

The fourth proportional to 772,419.96, 1,158,680.97 and 267,029.79 is: 400,562.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,419.96 : 1,158,680.97 = 267,029.79 : x
  2. Step 2: Convert to fraction form
    772,419.96/1,158,680.97 = 267,029.79/x
  3. Step 3: Cross multiply
    772,419.96x = 1,158,680.97 × 267,029.79
  4. Step 4: Simplify right side
    772,419.96x = 309,402,336,096.10
  5. Step 5: Solve for x
    x = 309,402,336,096.10/772,419.96
  6. Step 6: Final answer
    x = 400,562.33

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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.