Home / 722,375.36-1,084,005.93-323,353.52

Finding the Fourth Proportional to 722,375.36, 1,084,005.93 and 323,353.52

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Solution

The fourth proportional to 722,375.36, 1,084,005.93 and 323,353.52 is: 485,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,375.36 : 1,084,005.93 = 323,353.52 : x
  2. Step 2: Convert to fraction form
    722,375.36/1,084,005.93 = 323,353.52/x
  3. Step 3: Cross multiply
    722,375.36x = 1,084,005.93 × 323,353.52
  4. Step 4: Simplify right side
    722,375.36x = 350,517,133,166.37
  5. Step 5: Solve for x
    x = 350,517,133,166.37/722,375.36
  6. Step 6: Final answer
    x = 485,228.53

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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.