Home / 990,362.89-1,366,706.37-582,481.92

Finding the Fourth Proportional to 990,362.89, 1,366,706.37 and 582,481.92

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Solution

The fourth proportional to 990,362.89, 1,366,706.37 and 582,481.92 is: 803,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,362.89 : 1,366,706.37 = 582,481.92 : x
  2. Step 2: Convert to fraction form
    990,362.89/1,366,706.37 = 582,481.92/x
  3. Step 3: Cross multiply
    990,362.89x = 1,366,706.37 × 582,481.92
  4. Step 4: Simplify right side
    990,362.89x = 796,081,750,473.83
  5. Step 5: Solve for x
    x = 796,081,750,473.83/990,362.89
  6. Step 6: Final answer
    x = 803,828.33

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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.