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Finding the Fourth Proportional to 606,079.88, 909,124.37 and 269,029.92

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Solution

The fourth proportional to 606,079.88, 909,124.37 and 269,029.92 is: 403,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,079.88 : 909,124.37 = 269,029.92 : x
  2. Step 2: Convert to fraction form
    606,079.88/909,124.37 = 269,029.92/x
  3. Step 3: Cross multiply
    606,079.88x = 909,124.37 × 269,029.92
  4. Step 4: Simplify right side
    606,079.88x = 244,581,657,203.73
  5. Step 5: Solve for x
    x = 244,581,657,203.73/606,079.88
  6. Step 6: Final answer
    x = 403,546.90

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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.