Home / 722,683.55-1,083,587.93-323,249.87

Finding the Fourth Proportional to 722,683.55, 1,083,587.93 and 323,249.87

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Solution

The fourth proportional to 722,683.55, 1,083,587.93 and 323,249.87 is: 484,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,683.55 : 1,083,587.93 = 323,249.87 : x
  2. Step 2: Convert to fraction form
    722,683.55/1,083,587.93 = 323,249.87/x
  3. Step 3: Cross multiply
    722,683.55x = 1,083,587.93 × 323,249.87
  4. Step 4: Simplify right side
    722,683.55x = 350,269,655,889.82
  5. Step 5: Solve for x
    x = 350,269,655,889.82/722,683.55
  6. Step 6: Final answer
    x = 484,679.16

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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.