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Finding the Fourth Proportional to 269,570.20, 404,355.30 and 246,825.40

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Solution

The fourth proportional to 269,570.20, 404,355.30 and 246,825.40 is: 370,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,570.20 : 404,355.30 = 246,825.40 : x
  2. Step 2: Convert to fraction form
    269,570.20/404,355.30 = 246,825.40/x
  3. Step 3: Cross multiply
    269,570.20x = 404,355.30 × 246,825.40
  4. Step 4: Simplify right side
    269,570.20x = 99,805,158,664.62
  5. Step 5: Solve for x
    x = 99,805,158,664.62/269,570.20
  6. Step 6: Final answer
    x = 370,238.10

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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.