Home / 789,656.96-1,184,568.49-257,219.52

Finding the Fourth Proportional to 789,656.96, 1,184,568.49 and 257,219.52

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Solution

The fourth proportional to 789,656.96, 1,184,568.49 and 257,219.52 is: 385,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,656.96 : 1,184,568.49 = 257,219.52 : x
  2. Step 2: Convert to fraction form
    789,656.96/1,184,568.49 = 257,219.52/x
  3. Step 3: Cross multiply
    789,656.96x = 1,184,568.49 × 257,219.52
  4. Step 4: Simplify right side
    789,656.96x = 304,694,138,404.93
  5. Step 5: Solve for x
    x = 304,694,138,404.93/789,656.96
  6. Step 6: Final answer
    x = 385,856.33

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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.