Home / 809,162.43-1,116,638.66-446,586.29

Finding the Fourth Proportional to 809,162.43, 1,116,638.66 and 446,586.29

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Solution

The fourth proportional to 809,162.43, 1,116,638.66 and 446,586.29 is: 616,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,162.43 : 1,116,638.66 = 446,586.29 : x
  2. Step 2: Convert to fraction form
    809,162.43/1,116,638.66 = 446,586.29/x
  3. Step 3: Cross multiply
    809,162.43x = 1,116,638.66 × 446,586.29
  4. Step 4: Simplify right side
    809,162.43x = 498,675,514,036.06
  5. Step 5: Solve for x
    x = 498,675,514,036.06/809,162.43
  6. Step 6: Final answer
    x = 616,286.05

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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.