Home / 603,278.42-904,920.37-203,921.33

Finding the Fourth Proportional to 603,278.42, 904,920.37 and 203,921.33

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Solution

The fourth proportional to 603,278.42, 904,920.37 and 203,921.33 is: 305,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,278.42 : 904,920.37 = 203,921.33 : x
  2. Step 2: Convert to fraction form
    603,278.42/904,920.37 = 203,921.33/x
  3. Step 3: Cross multiply
    603,278.42x = 904,920.37 × 203,921.33
  4. Step 4: Simplify right side
    603,278.42x = 184,532,560,360.09
  5. Step 5: Solve for x
    x = 184,532,560,360.09/603,278.42
  6. Step 6: Final answer
    x = 305,882.92

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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.