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Finding the Fourth Proportional to 265,272.30, 366,063.84 and 144,410.49

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Solution

The fourth proportional to 265,272.30, 366,063.84 and 144,410.49 is: 199,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,272.30 : 366,063.84 = 144,410.49 : x
  2. Step 2: Convert to fraction form
    265,272.30/366,063.84 = 144,410.49/x
  3. Step 3: Cross multiply
    265,272.30x = 366,063.84 × 144,410.49
  4. Step 4: Simplify right side
    265,272.30x = 52,863,458,505.68
  5. Step 5: Solve for x
    x = 52,863,458,505.68/265,272.30
  6. Step 6: Final answer
    x = 199,279.98

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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.