Home / 789,741.54-1,184,611.38-257,261.70

Finding the Fourth Proportional to 789,741.54, 1,184,611.38 and 257,261.70

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Solution

The fourth proportional to 789,741.54, 1,184,611.38 and 257,261.70 is: 385,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,741.54 : 1,184,611.38 = 257,261.70 : x
  2. Step 2: Convert to fraction form
    789,741.54/1,184,611.38 = 257,261.70/x
  3. Step 3: Cross multiply
    789,741.54x = 1,184,611.38 × 257,261.70
  4. Step 4: Simplify right side
    789,741.54x = 304,755,137,458.15
  5. Step 5: Solve for x
    x = 304,755,137,458.15/789,741.54
  6. Step 6: Final answer
    x = 385,892.25

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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.