Home / 442,016.04-609,982.20-240,812.04

Finding the Fourth Proportional to 442,016.04, 609,982.20 and 240,812.04

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Solution

The fourth proportional to 442,016.04, 609,982.20 and 240,812.04 is: 332,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,016.04 : 609,982.20 = 240,812.04 : x
  2. Step 2: Convert to fraction form
    442,016.04/609,982.20 = 240,812.04/x
  3. Step 3: Cross multiply
    442,016.04x = 609,982.20 × 240,812.04
  4. Step 4: Simplify right side
    442,016.04x = 146,891,057,945.69
  5. Step 5: Solve for x
    x = 146,891,057,945.69/442,016.04
  6. Step 6: Final answer
    x = 332,320.65

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1.5x scale

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.