Home / 496,327.84-744,921.60-259,835.92

Finding the Fourth Proportional to 496,327.84, 744,921.60 and 259,835.92

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Solution

The fourth proportional to 496,327.84, 744,921.60 and 259,835.92 is: 389,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,327.84 : 744,921.60 = 259,835.92 : x
  2. Step 2: Convert to fraction form
    496,327.84/744,921.60 = 259,835.92/x
  3. Step 3: Cross multiply
    496,327.84x = 744,921.60 × 259,835.92
  4. Step 4: Simplify right side
    496,327.84x = 193,557,389,263.87
  5. Step 5: Solve for x
    x = 193,557,389,263.87/496,327.84
  6. Step 6: Final answer
    x = 389,978.91

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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.