Home / 789,597.60-1,184,131.18-256,993.38

Finding the Fourth Proportional to 789,597.60, 1,184,131.18 and 256,993.38

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Solution

The fourth proportional to 789,597.60, 1,184,131.18 and 256,993.38 is: 385,403.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,597.60 : 1,184,131.18 = 256,993.38 : x
  2. Step 2: Convert to fraction form
    789,597.60/1,184,131.18 = 256,993.38/x
  3. Step 3: Cross multiply
    789,597.60x = 1,184,131.18 × 256,993.38
  4. Step 4: Simplify right side
    789,597.60x = 304,313,874,311.59
  5. Step 5: Solve for x
    x = 304,313,874,311.59/789,597.60
  6. Step 6: Final answer
    x = 385,403.75

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1.5x scale

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.