Home / 502,569.48-693,548.12-276,229.56

Finding the Fourth Proportional to 502,569.48, 693,548.12 and 276,229.56

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Solution

The fourth proportional to 502,569.48, 693,548.12 and 276,229.56 is: 381,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,569.48 : 693,548.12 = 276,229.56 : x
  2. Step 2: Convert to fraction form
    502,569.48/693,548.12 = 276,229.56/x
  3. Step 3: Cross multiply
    502,569.48x = 693,548.12 × 276,229.56
  4. Step 4: Simplify right side
    502,569.48x = 191,578,492,026.43
  5. Step 5: Solve for x
    x = 191,578,492,026.43/502,569.48
  6. Step 6: Final answer
    x = 381,198.02

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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.