Home / 330,532.16-495,799.68-130,844.48

Finding the Fourth Proportional to 330,532.16, 495,799.68 and 130,844.48

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Solution

The fourth proportional to 330,532.16, 495,799.68 and 130,844.48 is: 196,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,532.16 : 495,799.68 = 130,844.48 : x
  2. Step 2: Convert to fraction form
    330,532.16/495,799.68 = 130,844.48/x
  3. Step 3: Cross multiply
    330,532.16x = 495,799.68 × 130,844.48
  4. Step 4: Simplify right side
    330,532.16x = 64,872,651,313.77
  5. Step 5: Solve for x
    x = 64,872,651,313.77/330,532.16
  6. Step 6: Final answer
    x = 196,267.29

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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.