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Finding the Fourth Proportional to 267,384.33, 368,943.52 and 152,610.57

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Solution

The fourth proportional to 267,384.33, 368,943.52 and 152,610.57 is: 210,575.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,384.33 : 368,943.52 = 152,610.57 : x
  2. Step 2: Convert to fraction form
    267,384.33/368,943.52 = 152,610.57/x
  3. Step 3: Cross multiply
    267,384.33x = 368,943.52 × 152,610.57
  4. Step 4: Simplify right side
    267,384.33x = 56,304,680,885.01
  5. Step 5: Solve for x
    x = 56,304,680,885.01/267,384.33
  6. Step 6: Final answer
    x = 210,575.84

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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.