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Finding the Fourth Proportional to 267,083.33, 400,664.46 and 77,519.13

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Solution

The fourth proportional to 267,083.33, 400,664.46 and 77,519.13 is: 116,290.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,083.33 : 400,664.46 = 77,519.13 : x
  2. Step 2: Convert to fraction form
    267,083.33/400,664.46 = 77,519.13/x
  3. Step 3: Cross multiply
    267,083.33x = 400,664.46 × 77,519.13
  4. Step 4: Simplify right side
    267,083.33x = 31,059,160,651.82
  5. Step 5: Solve for x
    x = 31,059,160,651.82/267,083.33
  6. Step 6: Final answer
    x = 116,290.15

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1.5x scale

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.