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Finding the Fourth Proportional to 267,559.60, 369,020.90 and 236,964.79

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Solution

The fourth proportional to 267,559.60, 369,020.90 and 236,964.79 is: 326,824.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,559.60 : 369,020.90 = 236,964.79 : x
  2. Step 2: Convert to fraction form
    267,559.60/369,020.90 = 236,964.79/x
  3. Step 3: Cross multiply
    267,559.60x = 369,020.90 × 236,964.79
  4. Step 4: Simplify right side
    267,559.60x = 87,444,957,044.18
  5. Step 5: Solve for x
    x = 87,444,957,044.18/267,559.60
  6. Step 6: Final answer
    x = 326,824.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.