Home / 330,629.94-495,551.25-230,246.64

Finding the Fourth Proportional to 330,629.94, 495,551.25 and 230,246.64

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Solution

The fourth proportional to 330,629.94, 495,551.25 and 230,246.64 is: 345,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,629.94 : 495,551.25 = 230,246.64 : x
  2. Step 2: Convert to fraction form
    330,629.94/495,551.25 = 230,246.64/x
  3. Step 3: Cross multiply
    330,629.94x = 495,551.25 × 230,246.64
  4. Step 4: Simplify right side
    330,629.94x = 114,099,010,260.30
  5. Step 5: Solve for x
    x = 114,099,010,260.30/330,629.94
  6. Step 6: Final answer
    x = 345,095.82

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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.