Home / 789,551.57-1,184,208.57-220,858.96

Finding the Fourth Proportional to 789,551.57, 1,184,208.57 and 220,858.96

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Solution

The fourth proportional to 789,551.57, 1,184,208.57 and 220,858.96 is: 331,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,551.57 : 1,184,208.57 = 220,858.96 : x
  2. Step 2: Convert to fraction form
    789,551.57/1,184,208.57 = 220,858.96/x
  3. Step 3: Cross multiply
    789,551.57x = 1,184,208.57 × 220,858.96
  4. Step 4: Simplify right side
    789,551.57x = 261,543,069,680.62
  5. Step 5: Solve for x
    x = 261,543,069,680.62/789,551.57
  6. Step 6: Final answer
    x = 331,255.21

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Double scale
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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.