Home / 809,318.19-1,116,859.29-446,742.27

Finding the Fourth Proportional to 809,318.19, 1,116,859.29 and 446,742.27

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Solution

The fourth proportional to 809,318.19, 1,116,859.29 and 446,742.27 is: 616,504.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,318.19 : 1,116,859.29 = 446,742.27 : x
  2. Step 2: Convert to fraction form
    809,318.19/1,116,859.29 = 446,742.27/x
  3. Step 3: Cross multiply
    809,318.19x = 1,116,859.29 × 446,742.27
  4. Step 4: Simplify right side
    809,318.19x = 498,948,254,485.19
  5. Step 5: Solve for x
    x = 498,948,254,485.19/809,318.19
  6. Step 6: Final answer
    x = 616,504.44

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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.