Home / 812,940.32-1,219,473.58-244,277.04

Finding the Fourth Proportional to 812,940.32, 1,219,473.58 and 244,277.04

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Solution

The fourth proportional to 812,940.32, 1,219,473.58 and 244,277.04 is: 366,434.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,940.32 : 1,219,473.58 = 244,277.04 : x
  2. Step 2: Convert to fraction form
    812,940.32/1,219,473.58 = 244,277.04/x
  3. Step 3: Cross multiply
    812,940.32x = 1,219,473.58 × 244,277.04
  4. Step 4: Simplify right side
    812,940.32x = 297,889,396,480.60
  5. Step 5: Solve for x
    x = 297,889,396,480.60/812,940.32
  6. Step 6: Final answer
    x = 366,434.52

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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.