Home / 494,781.69-682,800.05-268,427.19

Finding the Fourth Proportional to 494,781.69, 682,800.05 and 268,427.19

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Solution

The fourth proportional to 494,781.69, 682,800.05 and 268,427.19 is: 370,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,781.69 : 682,800.05 = 268,427.19 : x
  2. Step 2: Convert to fraction form
    494,781.69/682,800.05 = 268,427.19/x
  3. Step 3: Cross multiply
    494,781.69x = 682,800.05 × 268,427.19
  4. Step 4: Simplify right side
    494,781.69x = 183,282,098,753.36
  5. Step 5: Solve for x
    x = 183,282,098,753.36/494,781.69
  6. Step 6: Final answer
    x = 370,430.24

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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.