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Finding the Fourth Proportional to 403,927, 606,062.34 and 167,441.56

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Solution

The fourth proportional to 403,927, 606,062.34 and 167,441.56 is: 251,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,927 : 606,062.34 = 167,441.56 : x
  2. Step 2: Convert to fraction form
    403,927/606,062.34 = 167,441.56/x
  3. Step 3: Cross multiply
    403,927x = 606,062.34 × 167,441.56
  4. Step 4: Simplify right side
    403,927x = 101,480,023,666.85
  5. Step 5: Solve for x
    x = 101,480,023,666.85/403,927
  6. Step 6: Final answer
    x = 251,233.57

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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.