Home / 276,763.29-413,628.55-202,040.79

Finding the Fourth Proportional to 276,763.29, 413,628.55 and 202,040.79

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Solution

The fourth proportional to 276,763.29, 413,628.55 and 202,040.79 is: 301,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,763.29 : 413,628.55 = 202,040.79 : x
  2. Step 2: Convert to fraction form
    276,763.29/413,628.55 = 202,040.79/x
  3. Step 3: Cross multiply
    276,763.29x = 413,628.55 × 202,040.79
  4. Step 4: Simplify right side
    276,763.29x = 83,569,839,008.55
  5. Step 5: Solve for x
    x = 83,569,839,008.55/276,763.29
  6. Step 6: Final answer
    x = 301,954.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.