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Finding the Fourth Proportional to 309,964.31, 464,502.83 and 176,568.95

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Solution

The fourth proportional to 309,964.31, 464,502.83 and 176,568.95 is: 264,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,964.31 : 464,502.83 = 176,568.95 : x
  2. Step 2: Convert to fraction form
    309,964.31/464,502.83 = 176,568.95/x
  3. Step 3: Cross multiply
    309,964.31x = 464,502.83 × 176,568.95
  4. Step 4: Simplify right side
    309,964.31x = 82,016,776,965.13
  5. Step 5: Solve for x
    x = 82,016,776,965.13/309,964.31
  6. Step 6: Final answer
    x = 264,600.71

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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.