Home / 809,274.87-1,116,793.16-446,698.69

Finding the Fourth Proportional to 809,274.87, 1,116,793.16 and 446,698.69

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Solution

The fourth proportional to 809,274.87, 1,116,793.16 and 446,698.69 is: 616,440.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,274.87 : 1,116,793.16 = 446,698.69 : x
  2. Step 2: Convert to fraction form
    809,274.87/1,116,793.16 = 446,698.69/x
  3. Step 3: Cross multiply
    809,274.87x = 1,116,793.16 × 446,698.69
  4. Step 4: Simplify right side
    809,274.87x = 498,870,033,755.50
  5. Step 5: Solve for x
    x = 498,870,033,755.50/809,274.87
  6. Step 6: Final answer
    x = 616,440.79

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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.