Home / 990,865.12-1,367,396.51-582,982.33

Finding the Fourth Proportional to 990,865.12, 1,367,396.51 and 582,982.33

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Solution

The fourth proportional to 990,865.12, 1,367,396.51 and 582,982.33 is: 804,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,865.12 : 1,367,396.51 = 582,982.33 : x
  2. Step 2: Convert to fraction form
    990,865.12/1,367,396.51 = 582,982.33/x
  3. Step 3: Cross multiply
    990,865.12x = 1,367,396.51 × 582,982.33
  4. Step 4: Simplify right side
    990,865.12x = 797,168,003,433.67
  5. Step 5: Solve for x
    x = 797,168,003,433.67/990,865.12
  6. Step 6: Final answer
    x = 804,517.17

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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.