Home / 544,066.20-815,516.10-206,976.60

Finding the Fourth Proportional to 544,066.20, 815,516.10 and 206,976.60

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Solution

The fourth proportional to 544,066.20, 815,516.10 and 206,976.60 is: 310,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,066.20 : 815,516.10 = 206,976.60 : x
  2. Step 2: Convert to fraction form
    544,066.20/815,516.10 = 206,976.60/x
  3. Step 3: Cross multiply
    544,066.20x = 815,516.10 × 206,976.60
  4. Step 4: Simplify right side
    544,066.20x = 168,792,749,623.26
  5. Step 5: Solve for x
    x = 168,792,749,623.26/544,066.20
  6. Step 6: Final answer
    x = 310,243.04

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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.