Home / 871,982.96-1,307,961.48-240,882.80

Finding the Fourth Proportional to 871,982.96, 1,307,961.48 and 240,882.80

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Solution

The fourth proportional to 871,982.96, 1,307,961.48 and 240,882.80 is: 361,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,982.96 : 1,307,961.48 = 240,882.80 : x
  2. Step 2: Convert to fraction form
    871,982.96/1,307,961.48 = 240,882.80/x
  3. Step 3: Cross multiply
    871,982.96x = 1,307,961.48 × 240,882.80
  4. Step 4: Simplify right side
    871,982.96x = 315,065,423,594.54
  5. Step 5: Solve for x
    x = 315,065,423,594.54/871,982.96
  6. Step 6: Final answer
    x = 361,320.62

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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.