Home / 773,261.20-1,159,891.80-267,821.20

Finding the Fourth Proportional to 773,261.20, 1,159,891.80 and 267,821.20

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Solution

The fourth proportional to 773,261.20, 1,159,891.80 and 267,821.20 is: 401,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,261.20 : 1,159,891.80 = 267,821.20 : x
  2. Step 2: Convert to fraction form
    773,261.20/1,159,891.80 = 267,821.20/x
  3. Step 3: Cross multiply
    773,261.20x = 1,159,891.80 × 267,821.20
  4. Step 4: Simplify right side
    773,261.20x = 310,643,613,746.16
  5. Step 5: Solve for x
    x = 310,643,613,746.16/773,261.20
  6. Step 6: Final answer
    x = 401,731.80

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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.