Home / 330,769.16-495,527.68-195,428.48

Finding the Fourth Proportional to 330,769.16, 495,527.68 and 195,428.48

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Solution

The fourth proportional to 330,769.16, 495,527.68 and 195,428.48 is: 292,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,769.16 : 495,527.68 = 195,428.48 : x
  2. Step 2: Convert to fraction form
    330,769.16/495,527.68 = 195,428.48/x
  3. Step 3: Cross multiply
    330,769.16x = 495,527.68 × 195,428.48
  4. Step 4: Simplify right side
    330,769.16x = 96,840,221,300.33
  5. Step 5: Solve for x
    x = 96,840,221,300.33/330,769.16
  6. Step 6: Final answer
    x = 292,772.82

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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.