Home / 330,608.24-495,884.26-130,874.32

Finding the Fourth Proportional to 330,608.24, 495,884.26 and 130,874.32

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Solution

The fourth proportional to 330,608.24, 495,884.26 and 130,874.32 is: 196,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,608.24 : 495,884.26 = 130,874.32 : x
  2. Step 2: Convert to fraction form
    330,608.24/495,884.26 = 130,874.32/x
  3. Step 3: Cross multiply
    330,608.24x = 495,884.26 × 130,874.32
  4. Step 4: Simplify right side
    330,608.24x = 64,898,515,326.20
  5. Step 5: Solve for x
    x = 64,898,515,326.20/330,608.24
  6. Step 6: Final answer
    x = 196,300.36

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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.