Home / 418,185.98-627,279.47-114,582.73

Finding the Fourth Proportional to 418,185.98, 627,279.47 and 114,582.73

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Solution

The fourth proportional to 418,185.98, 627,279.47 and 114,582.73 is: 171,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,185.98 : 627,279.47 = 114,582.73 : x
  2. Step 2: Convert to fraction form
    418,185.98/627,279.47 = 114,582.73/x
  3. Step 3: Cross multiply
    418,185.98x = 627,279.47 × 114,582.73
  4. Step 4: Simplify right side
    418,185.98x = 71,875,394,145.55
  5. Step 5: Solve for x
    x = 71,875,394,145.55/418,185.98
  6. Step 6: Final answer
    x = 171,874.23

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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.