Home / 722,683.05-1,083,587.18-323,249.37

Finding the Fourth Proportional to 722,683.05, 1,083,587.18 and 323,249.37

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Solution

The fourth proportional to 722,683.05, 1,083,587.18 and 323,249.37 is: 484,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,683.05 : 1,083,587.18 = 323,249.37 : x
  2. Step 2: Convert to fraction form
    722,683.05/1,083,587.18 = 323,249.37/x
  3. Step 3: Cross multiply
    722,683.05x = 1,083,587.18 × 323,249.37
  4. Step 4: Simplify right side
    722,683.05x = 350,268,871,658.83
  5. Step 5: Solve for x
    x = 350,268,871,658.83/722,683.05
  6. Step 6: Final answer
    x = 484,678.41

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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.