Home / 800,185.07-1,200,602.03-350,669.09

Finding the Fourth Proportional to 800,185.07, 1,200,602.03 and 350,669.09

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Solution

The fourth proportional to 800,185.07, 1,200,602.03 and 350,669.09 is: 526,145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,185.07 : 1,200,602.03 = 350,669.09 : x
  2. Step 2: Convert to fraction form
    800,185.07/1,200,602.03 = 350,669.09/x
  3. Step 3: Cross multiply
    800,185.07x = 1,200,602.03 × 350,669.09
  4. Step 4: Simplify right side
    800,185.07x = 421,014,022,560.41
  5. Step 5: Solve for x
    x = 421,014,022,560.41/800,185.07
  6. Step 6: Final answer
    x = 526,145.81

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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.