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Finding the Fourth Proportional to 293,703.49, 405,376.01 and 166,449.25

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Solution

The fourth proportional to 293,703.49, 405,376.01 and 166,449.25 is: 229,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,703.49 : 405,376.01 = 166,449.25 : x
  2. Step 2: Convert to fraction form
    293,703.49/405,376.01 = 166,449.25/x
  3. Step 3: Cross multiply
    293,703.49x = 405,376.01 × 166,449.25
  4. Step 4: Simplify right side
    293,703.49x = 67,474,532,832.49
  5. Step 5: Solve for x
    x = 67,474,532,832.49/293,703.49
  6. Step 6: Final answer
    x = 229,736.91

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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.