Home / 809,286.46-1,116,815.37-446,710.41

Finding the Fourth Proportional to 809,286.46, 1,116,815.37 and 446,710.41

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Solution

The fourth proportional to 809,286.46, 1,116,815.37 and 446,710.41 is: 616,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,286.46 : 1,116,815.37 = 446,710.41 : x
  2. Step 2: Convert to fraction form
    809,286.46/1,116,815.37 = 446,710.41/x
  3. Step 3: Cross multiply
    809,286.46x = 1,116,815.37 × 446,710.41
  4. Step 4: Simplify right side
    809,286.46x = 498,893,051,827.00
  5. Step 5: Solve for x
    x = 498,893,051,827.00/809,286.46
  6. Step 6: Final answer
    x = 616,460.40

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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.