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Finding the Fourth Proportional to 265,280.30, 366,074.88 and 144,418.52

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Solution

The fourth proportional to 265,280.30, 366,074.88 and 144,418.52 is: 199,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,280.30 : 366,074.88 = 144,418.52 : x
  2. Step 2: Convert to fraction form
    265,280.30/366,074.88 = 144,418.52/x
  3. Step 3: Cross multiply
    265,280.30x = 366,074.88 × 144,418.52
  4. Step 4: Simplify right side
    265,280.30x = 52,867,992,378.78
  5. Step 5: Solve for x
    x = 52,867,992,378.78/265,280.30
  6. Step 6: Final answer
    x = 199,291.06

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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.