Home / 809,293.96-1,116,825.72-446,717.92

Finding the Fourth Proportional to 809,293.96, 1,116,825.72 and 446,717.92

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Solution

The fourth proportional to 809,293.96, 1,116,825.72 and 446,717.92 is: 616,470.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,293.96 : 1,116,825.72 = 446,717.92 : x
  2. Step 2: Convert to fraction form
    809,293.96/1,116,825.72 = 446,717.92/x
  3. Step 3: Cross multiply
    809,293.96x = 1,116,825.72 × 446,717.92
  4. Step 4: Simplify right side
    809,293.96x = 498,906,062,640.90
  5. Step 5: Solve for x
    x = 498,906,062,640.90/809,293.96
  6. Step 6: Final answer
    x = 616,470.76

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1.5x scale

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.