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Finding the Fourth Proportional to 484,058.10, 726,087.15 and 306,765.30

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Solution

The fourth proportional to 484,058.10, 726,087.15 and 306,765.30 is: 460,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,058.10 : 726,087.15 = 306,765.30 : x
  2. Step 2: Convert to fraction form
    484,058.10/726,087.15 = 306,765.30/x
  3. Step 3: Cross multiply
    484,058.10x = 726,087.15 × 306,765.30
  4. Step 4: Simplify right side
    484,058.10x = 222,738,342,395.90
  5. Step 5: Solve for x
    x = 222,738,342,395.90/484,058.10
  6. Step 6: Final answer
    x = 460,147.95

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Similar ratio
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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.