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Finding the Fourth Proportional to 267,252.28, 368,792.40 and 146,369.50

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Solution

The fourth proportional to 267,252.28, 368,792.40 and 146,369.50 is: 201,981.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,252.28 : 368,792.40 = 146,369.50 : x
  2. Step 2: Convert to fraction form
    267,252.28/368,792.40 = 146,369.50/x
  3. Step 3: Cross multiply
    267,252.28x = 368,792.40 × 146,369.50
  4. Step 4: Simplify right side
    267,252.28x = 53,979,959,191.80
  5. Step 5: Solve for x
    x = 53,979,959,191.80/267,252.28
  6. Step 6: Final answer
    x = 201,981.29

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1.5x scale

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.