Home / 441,728.80-609,569.12-269,934.02

Finding the Fourth Proportional to 441,728.80, 609,569.12 and 269,934.02

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Solution

The fourth proportional to 441,728.80, 609,569.12 and 269,934.02 is: 372,498.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,728.80 : 609,569.12 = 269,934.02 : x
  2. Step 2: Convert to fraction form
    441,728.80/609,569.12 = 269,934.02/x
  3. Step 3: Cross multiply
    441,728.80x = 609,569.12 × 269,934.02
  4. Step 4: Simplify right side
    441,728.80x = 164,543,443,029.46
  5. Step 5: Solve for x
    x = 164,543,443,029.46/441,728.80
  6. Step 6: Final answer
    x = 372,498.79

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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.