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Finding the Fourth Proportional to 270,879.36, 373,998.24 and 168,944.64

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Solution

The fourth proportional to 270,879.36, 373,998.24 and 168,944.64 is: 233,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,879.36 : 373,998.24 = 168,944.64 : x
  2. Step 2: Convert to fraction form
    270,879.36/373,998.24 = 168,944.64/x
  3. Step 3: Cross multiply
    270,879.36x = 373,998.24 × 168,944.64
  4. Step 4: Simplify right side
    270,879.36x = 63,184,998,017.43
  5. Step 5: Solve for x
    x = 63,184,998,017.43/270,879.36
  6. Step 6: Final answer
    x = 233,258.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.