Home / 871,194.29-1,306,288.62-338,092.25

Finding the Fourth Proportional to 871,194.29, 1,306,288.62 and 338,092.25

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Solution

The fourth proportional to 871,194.29, 1,306,288.62 and 338,092.25 is: 506,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,194.29 : 1,306,288.62 = 338,092.25 : x
  2. Step 2: Convert to fraction form
    871,194.29/1,306,288.62 = 338,092.25/x
  3. Step 3: Cross multiply
    871,194.29x = 1,306,288.62 × 338,092.25
  4. Step 4: Simplify right side
    871,194.29x = 441,646,052,153.75
  5. Step 5: Solve for x
    x = 441,646,052,153.75/871,194.29
  6. Step 6: Final answer
    x = 506,943.24

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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.