Home / 806,696.82-1,209,848.40-333,517.50

Finding the Fourth Proportional to 806,696.82, 1,209,848.40 and 333,517.50

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Solution

The fourth proportional to 806,696.82, 1,209,848.40 and 333,517.50 is: 500,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,696.82 : 1,209,848.40 = 333,517.50 : x
  2. Step 2: Convert to fraction form
    806,696.82/1,209,848.40 = 333,517.50/x
  3. Step 3: Cross multiply
    806,696.82x = 1,209,848.40 × 333,517.50
  4. Step 4: Simplify right side
    806,696.82x = 403,505,613,747.00
  5. Step 5: Solve for x
    x = 403,505,613,747.00/806,696.82
  6. Step 6: Final answer
    x = 500,194.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.