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Finding the Fourth Proportional to 274,297.08, 411,083.46 and 147,626.04

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Solution

The fourth proportional to 274,297.08, 411,083.46 and 147,626.04 is: 221,244.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,297.08 : 411,083.46 = 147,626.04 : x
  2. Step 2: Convert to fraction form
    274,297.08/411,083.46 = 147,626.04/x
  3. Step 3: Cross multiply
    274,297.08x = 411,083.46 × 147,626.04
  4. Step 4: Simplify right side
    274,297.08x = 60,686,623,309.30
  5. Step 5: Solve for x
    x = 60,686,623,309.30/274,297.08
  6. Step 6: Final answer
    x = 221,244.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.