Home / 736,906.20-1,105,208.10-204,293.40

Finding the Fourth Proportional to 736,906.20, 1,105,208.10 and 204,293.40

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Solution

The fourth proportional to 736,906.20, 1,105,208.10 and 204,293.40 is: 306,398.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,906.20 : 1,105,208.10 = 204,293.40 : x
  2. Step 2: Convert to fraction form
    736,906.20/1,105,208.10 = 204,293.40/x
  3. Step 3: Cross multiply
    736,906.20x = 1,105,208.10 × 204,293.40
  4. Step 4: Simplify right side
    736,906.20x = 225,786,720,456.54
  5. Step 5: Solve for x
    x = 225,786,720,456.54/736,906.20
  6. Step 6: Final answer
    x = 306,398.18

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