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Finding the Fourth Proportional to 404,170.59, 606,460.28 and 269,326.47

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Solution

The fourth proportional to 404,170.59, 606,460.28 and 269,326.47 is: 404,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,170.59 : 606,460.28 = 269,326.47 : x
  2. Step 2: Convert to fraction form
    404,170.59/606,460.28 = 269,326.47/x
  3. Step 3: Cross multiply
    404,170.59x = 606,460.28 × 269,326.47
  4. Step 4: Simplify right side
    404,170.59x = 163,335,805,060.98
  5. Step 5: Solve for x
    x = 163,335,805,060.98/404,170.59
  6. Step 6: Final answer
    x = 404,125.90

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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.