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Finding the Fourth Proportional to 269,732.62, 404,335.68 and 174,904.30

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Solution

The fourth proportional to 269,732.62, 404,335.68 and 174,904.30 is: 262,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,732.62 : 404,335.68 = 174,904.30 : x
  2. Step 2: Convert to fraction form
    269,732.62/404,335.68 = 174,904.30/x
  3. Step 3: Cross multiply
    269,732.62x = 404,335.68 × 174,904.30
  4. Step 4: Simplify right side
    269,732.62x = 70,720,049,075.42
  5. Step 5: Solve for x
    x = 70,720,049,075.42/269,732.62
  6. Step 6: Final answer
    x = 262,185.75

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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.