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Finding the Fourth Proportional to 465,963.44, 698,058.80 and 240,986.88

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Solution

The fourth proportional to 465,963.44, 698,058.80 and 240,986.88 is: 361,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,963.44 : 698,058.80 = 240,986.88 : x
  2. Step 2: Convert to fraction form
    465,963.44/698,058.80 = 240,986.88/x
  3. Step 3: Cross multiply
    465,963.44x = 698,058.80 × 240,986.88
  4. Step 4: Simplify right side
    465,963.44x = 168,223,012,268.54
  5. Step 5: Solve for x
    x = 168,223,012,268.54/465,963.44
  6. Step 6: Final answer
    x = 361,021.91

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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.