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Finding the Fourth Proportional to 412,597.67, 569,571.30 and 259,860.33

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Solution

The fourth proportional to 412,597.67, 569,571.30 and 259,860.33 is: 358,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,597.67 : 569,571.30 = 259,860.33 : x
  2. Step 2: Convert to fraction form
    412,597.67/569,571.30 = 259,860.33/x
  3. Step 3: Cross multiply
    412,597.67x = 569,571.30 × 259,860.33
  4. Step 4: Simplify right side
    412,597.67x = 148,008,985,976.53
  5. Step 5: Solve for x
    x = 148,008,985,976.53/412,597.67
  6. Step 6: Final answer
    x = 358,724.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.