Home / 823,993.90-1,235,610.15-374,696.62

Finding the Fourth Proportional to 823,993.90, 1,235,610.15 and 374,696.62

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Solution

The fourth proportional to 823,993.90, 1,235,610.15 and 374,696.62 is: 561,871.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,993.90 : 1,235,610.15 = 374,696.62 : x
  2. Step 2: Convert to fraction form
    823,993.90/1,235,610.15 = 374,696.62/x
  3. Step 3: Cross multiply
    823,993.90x = 1,235,610.15 × 374,696.62
  4. Step 4: Simplify right side
    823,993.90x = 462,978,946,842.69
  5. Step 5: Solve for x
    x = 462,978,946,842.69/823,993.90
  6. Step 6: Final answer
    x = 561,871.81

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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.