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Finding the Fourth Proportional to 269,264.86, 403,972.21 and 117,475.21

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Solution

The fourth proportional to 269,264.86, 403,972.21 and 117,475.21 is: 176,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,264.86 : 403,972.21 = 117,475.21 : x
  2. Step 2: Convert to fraction form
    269,264.86/403,972.21 = 117,475.21/x
  3. Step 3: Cross multiply
    269,264.86x = 403,972.21 × 117,475.21
  4. Step 4: Simplify right side
    269,264.86x = 47,456,720,855.72
  5. Step 5: Solve for x
    x = 47,456,720,855.72/269,264.86
  6. Step 6: Final answer
    x = 176,245.51

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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.