Home / 502,986.24-694,126.80-276,635.52

Finding the Fourth Proportional to 502,986.24, 694,126.80 and 276,635.52

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Solution

The fourth proportional to 502,986.24, 694,126.80 and 276,635.52 is: 381,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,986.24 : 694,126.80 = 276,635.52 : x
  2. Step 2: Convert to fraction form
    502,986.24/694,126.80 = 276,635.52/x
  3. Step 3: Cross multiply
    502,986.24x = 694,126.80 × 276,635.52
  4. Step 4: Simplify right side
    502,986.24x = 192,020,128,263.94
  5. Step 5: Solve for x
    x = 192,020,128,263.94/502,986.24
  6. Step 6: Final answer
    x = 381,760.20

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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.