Home / 263,581.75-363,796.47-178,726.15

Finding the Fourth Proportional to 263,581.75, 363,796.47 and 178,726.15

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Solution

The fourth proportional to 263,581.75, 363,796.47 and 178,726.15 is: 246,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,581.75 : 363,796.47 = 178,726.15 : x
  2. Step 2: Convert to fraction form
    263,581.75/363,796.47 = 178,726.15/x
  3. Step 3: Cross multiply
    263,581.75x = 363,796.47 × 178,726.15
  4. Step 4: Simplify right side
    263,581.75x = 65,019,942,466.69
  5. Step 5: Solve for x
    x = 65,019,942,466.69/263,581.75
  6. Step 6: Final answer
    x = 246,678.47

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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.