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Finding the Fourth Proportional to 293,744.75, 405,370.23 and 159,608.75

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Solution

The fourth proportional to 293,744.75, 405,370.23 and 159,608.75 is: 220,261.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,744.75 : 405,370.23 = 159,608.75 : x
  2. Step 2: Convert to fraction form
    293,744.75/405,370.23 = 159,608.75/x
  3. Step 3: Cross multiply
    293,744.75x = 405,370.23 × 159,608.75
  4. Step 4: Simplify right side
    293,744.75x = 64,700,635,697.51
  5. Step 5: Solve for x
    x = 64,700,635,697.51/293,744.75
  6. Step 6: Final answer
    x = 220,261.42

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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.