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Finding the Fourth Proportional to 267,690.02, 369,582.36 and 238,959.32

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Solution

The fourth proportional to 267,690.02, 369,582.36 and 238,959.32 is: 329,915.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,690.02 : 369,582.36 = 238,959.32 : x
  2. Step 2: Convert to fraction form
    267,690.02/369,582.36 = 238,959.32/x
  3. Step 3: Cross multiply
    267,690.02x = 369,582.36 × 238,959.32
  4. Step 4: Simplify right side
    267,690.02x = 88,315,149,429.60
  5. Step 5: Solve for x
    x = 88,315,149,429.60/267,690.02
  6. Step 6: Final answer
    x = 329,915.73

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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.