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Finding the Third Proportional to 154,074 and 338,352

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Solution

The third proportional to 154,074 and 338,352 is: 743,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,074 : 338,352 = 338,352 : x
  2. Step 2: Convert to fraction form
    154,074/338,352 = 338,352/x
  3. Step 3: Cross multiply
    154,074x = 338,352 × 338,352
  4. Step 4: Simplify right side
    154,074x = 114,482,075,904
  5. Step 5: Solve for x
    x = 114,482,075,904/154,074
  6. Step 6: Final answer
    x = 743,033.06

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.