Home / 329,626-494,414.16-104,977.36

Finding the Fourth Proportional to 329,626, 494,414.16 and 104,977.36

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Solution

The fourth proportional to 329,626, 494,414.16 and 104,977.36 is: 157,458.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,626 : 494,414.16 = 104,977.36 : x
  2. Step 2: Convert to fraction form
    329,626/494,414.16 = 104,977.36/x
  3. Step 3: Cross multiply
    329,626x = 494,414.16 × 104,977.36
  4. Step 4: Simplify right side
    329,626x = 51,902,293,263.42
  5. Step 5: Solve for x
    x = 51,902,293,263.42/329,626
  6. Step 6: Final answer
    x = 157,458.13

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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.