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Finding the Fourth Proportional to 293,609.25, 405,181.17 and 159,473.25

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Solution

The fourth proportional to 293,609.25, 405,181.17 and 159,473.25 is: 220,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,609.25 : 405,181.17 = 159,473.25 : x
  2. Step 2: Convert to fraction form
    293,609.25/405,181.17 = 159,473.25/x
  3. Step 3: Cross multiply
    293,609.25x = 405,181.17 × 159,473.25
  4. Step 4: Simplify right side
    293,609.25x = 64,615,558,018.70
  5. Step 5: Solve for x
    x = 64,615,558,018.70/293,609.25
  6. Step 6: Final answer
    x = 220,073.30

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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.