Home / 809,048.28-1,116,498.42-446,489.04

Finding the Fourth Proportional to 809,048.28, 1,116,498.42 and 446,489.04

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Solution

The fourth proportional to 809,048.28, 1,116,498.42 and 446,489.04 is: 616,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,048.28 : 1,116,498.42 = 446,489.04 : x
  2. Step 2: Convert to fraction form
    809,048.28/1,116,498.42 = 446,489.04/x
  3. Step 3: Cross multiply
    809,048.28x = 1,116,498.42 × 446,489.04
  4. Step 4: Simplify right side
    809,048.28x = 498,504,307,707.32
  5. Step 5: Solve for x
    x = 498,504,307,707.32/809,048.28
  6. Step 6: Final answer
    x = 616,161.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.