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Finding the Fourth Proportional to 336,288, 464,087.16 and 185,394.72

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Solution

The fourth proportional to 336,288, 464,087.16 and 185,394.72 is: 255,850.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,288 : 464,087.16 = 185,394.72 : x
  2. Step 2: Convert to fraction form
    336,288/464,087.16 = 185,394.72/x
  3. Step 3: Cross multiply
    336,288x = 464,087.16 × 185,394.72
  4. Step 4: Simplify right side
    336,288x = 86,039,309,083.80
  5. Step 5: Solve for x
    x = 86,039,309,083.80/336,288
  6. Step 6: Final answer
    x = 255,850.07

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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.