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Finding the Fourth Proportional to 267,685.90, 369,473.70 and 181,790.26

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Solution

The fourth proportional to 267,685.90, 369,473.70 and 181,790.26 is: 250,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,685.90 : 369,473.70 = 181,790.26 : x
  2. Step 2: Convert to fraction form
    267,685.90/369,473.70 = 181,790.26/x
  3. Step 3: Cross multiply
    267,685.90x = 369,473.70 × 181,790.26
  4. Step 4: Simplify right side
    267,685.90x = 67,166,719,744.19
  5. Step 5: Solve for x
    x = 67,166,719,744.19/267,685.90
  6. Step 6: Final answer
    x = 250,916.17

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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.