Home / 412,610.73-618,849.66-113,021.24

Finding the Fourth Proportional to 412,610.73, 618,849.66 and 113,021.24

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Solution

The fourth proportional to 412,610.73, 618,849.66 and 113,021.24 is: 169,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,610.73 : 618,849.66 = 113,021.24 : x
  2. Step 2: Convert to fraction form
    412,610.73/618,849.66 = 113,021.24/x
  3. Step 3: Cross multiply
    412,610.73x = 618,849.66 × 113,021.24
  4. Step 4: Simplify right side
    412,610.73x = 69,943,152,852.53
  5. Step 5: Solve for x
    x = 69,943,152,852.53/412,610.73
  6. Step 6: Final answer
    x = 169,513.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.