Home / 741,480.96-1,112,174.40-236,404.32

Finding the Fourth Proportional to 741,480.96, 1,112,174.40 and 236,404.32

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Solution

The fourth proportional to 741,480.96, 1,112,174.40 and 236,404.32 is: 354,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,480.96 : 1,112,174.40 = 236,404.32 : x
  2. Step 2: Convert to fraction form
    741,480.96/1,112,174.40 = 236,404.32/x
  3. Step 3: Cross multiply
    741,480.96x = 1,112,174.40 × 236,404.32
  4. Step 4: Simplify right side
    741,480.96x = 262,922,832,753.41
  5. Step 5: Solve for x
    x = 262,922,832,753.41/741,480.96
  6. Step 6: Final answer
    x = 354,591.48

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Double scale
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Similar ratio
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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.