Home / 412,342.26-618,580.62-146,045.04

Finding the Fourth Proportional to 412,342.26, 618,580.62 and 146,045.04

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Solution

The fourth proportional to 412,342.26, 618,580.62 and 146,045.04 is: 219,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,342.26 : 618,580.62 = 146,045.04 : x
  2. Step 2: Convert to fraction form
    412,342.26/618,580.62 = 146,045.04/x
  3. Step 3: Cross multiply
    412,342.26x = 618,580.62 × 146,045.04
  4. Step 4: Simplify right side
    412,342.26x = 90,340,631,391.12
  5. Step 5: Solve for x
    x = 90,340,631,391.12/412,342.26
  6. Step 6: Final answer
    x = 219,091.37

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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.