Home / 286,355.56-394,823.58-247,523.38

Finding the Fourth Proportional to 286,355.56, 394,823.58 and 247,523.38

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Solution

The fourth proportional to 286,355.56, 394,823.58 and 247,523.38 is: 341,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,355.56 : 394,823.58 = 247,523.38 : x
  2. Step 2: Convert to fraction form
    286,355.56/394,823.58 = 247,523.38/x
  3. Step 3: Cross multiply
    286,355.56x = 394,823.58 × 247,523.38
  4. Step 4: Simplify right side
    286,355.56x = 97,728,067,025.30
  5. Step 5: Solve for x
    x = 97,728,067,025.30/286,355.56
  6. Step 6: Final answer
    x = 341,282.24

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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.