Home / 792,322.56-1,188,503.28-259,822.08

Finding the Fourth Proportional to 792,322.56, 1,188,503.28 and 259,822.08

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Solution

The fourth proportional to 792,322.56, 1,188,503.28 and 259,822.08 is: 389,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,322.56 : 1,188,503.28 = 259,822.08 : x
  2. Step 2: Convert to fraction form
    792,322.56/1,188,503.28 = 259,822.08/x
  3. Step 3: Cross multiply
    792,322.56x = 1,188,503.28 × 259,822.08
  4. Step 4: Simplify right side
    792,322.56x = 308,799,394,296.42
  5. Step 5: Solve for x
    x = 308,799,394,296.42/792,322.56
  6. Step 6: Final answer
    x = 389,739.49

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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.