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Finding the Fourth Proportional to 293,481.40, 405,014.34 and 164,425.32

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Solution

The fourth proportional to 293,481.40, 405,014.34 and 164,425.32 is: 226,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,481.40 : 405,014.34 = 164,425.32 : x
  2. Step 2: Convert to fraction form
    293,481.40/405,014.34 = 164,425.32/x
  3. Step 3: Cross multiply
    293,481.40x = 405,014.34 × 164,425.32
  4. Step 4: Simplify right side
    293,481.40x = 66,594,610,434.02
  5. Step 5: Solve for x
    x = 66,594,610,434.02/293,481.40
  6. Step 6: Final answer
    x = 226,912.54

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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.