Home / 326,382.46-450,406.56-183,142.15

Finding the Fourth Proportional to 326,382.46, 450,406.56 and 183,142.15

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Solution

The fourth proportional to 326,382.46, 450,406.56 and 183,142.15 is: 252,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,382.46 : 450,406.56 = 183,142.15 : x
  2. Step 2: Convert to fraction form
    326,382.46/450,406.56 = 183,142.15/x
  3. Step 3: Cross multiply
    326,382.46x = 450,406.56 × 183,142.15
  4. Step 4: Simplify right side
    326,382.46x = 82,488,425,772.50
  5. Step 5: Solve for x
    x = 82,488,425,772.50/326,382.46
  6. Step 6: Final answer
    x = 252,735.47

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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.