Home / 494,557.61-682,526.22-276,788.13

Finding the Fourth Proportional to 494,557.61, 682,526.22 and 276,788.13

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Solution

The fourth proportional to 494,557.61, 682,526.22 and 276,788.13 is: 381,988.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,557.61 : 682,526.22 = 276,788.13 : x
  2. Step 2: Convert to fraction form
    494,557.61/682,526.22 = 276,788.13/x
  3. Step 3: Cross multiply
    494,557.61x = 682,526.22 × 276,788.13
  4. Step 4: Simplify right side
    494,557.61x = 188,915,156,109.77
  5. Step 5: Solve for x
    x = 188,915,156,109.77/494,557.61
  6. Step 6: Final answer
    x = 381,988.17

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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.