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Finding the Fourth Proportional to 477,993.33, 717,026.85 and 123,010.83

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Solution

The fourth proportional to 477,993.33, 717,026.85 and 123,010.83 is: 184,525.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,993.33 : 717,026.85 = 123,010.83 : x
  2. Step 2: Convert to fraction form
    477,993.33/717,026.85 = 123,010.83/x
  3. Step 3: Cross multiply
    477,993.33x = 717,026.85 × 123,010.83
  4. Step 4: Simplify right side
    477,993.33x = 88,202,067,950.79
  5. Step 5: Solve for x
    x = 88,202,067,950.79/477,993.33
  6. Step 6: Final answer
    x = 184,525.73

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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.