Home / 871,211.03-1,306,882.16-240,119.38

Finding the Fourth Proportional to 871,211.03, 1,306,882.16 and 240,119.38

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Solution

The fourth proportional to 871,211.03, 1,306,882.16 and 240,119.38 is: 360,197.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,211.03 : 1,306,882.16 = 240,119.38 : x
  2. Step 2: Convert to fraction form
    871,211.03/1,306,882.16 = 240,119.38/x
  3. Step 3: Cross multiply
    871,211.03x = 1,306,882.16 × 240,119.38
  4. Step 4: Simplify right side
    871,211.03x = 313,807,726,257.25
  5. Step 5: Solve for x
    x = 313,807,726,257.25/871,211.03
  6. Step 6: Final answer
    x = 360,197.15

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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.