Home / 370,711.42-511,581.24-200,945.50

Finding the Fourth Proportional to 370,711.42, 511,581.24 and 200,945.50

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Solution

The fourth proportional to 370,711.42, 511,581.24 and 200,945.50 is: 277,304.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,711.42 : 511,581.24 = 200,945.50 : x
  2. Step 2: Convert to fraction form
    370,711.42/511,581.24 = 200,945.50/x
  3. Step 3: Cross multiply
    370,711.42x = 511,581.24 × 200,945.50
  4. Step 4: Simplify right side
    370,711.42x = 102,799,948,062.42
  5. Step 5: Solve for x
    x = 102,799,948,062.42/370,711.42
  6. Step 6: Final answer
    x = 277,304.51

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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.