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Finding the Fourth Proportional to 589,991.84, 814,181.12 and 335,326.24

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Solution

The fourth proportional to 589,991.84, 814,181.12 and 335,326.24 is: 462,745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,991.84 : 814,181.12 = 335,326.24 : x
  2. Step 2: Convert to fraction form
    589,991.84/814,181.12 = 335,326.24/x
  3. Step 3: Cross multiply
    589,991.84x = 814,181.12 × 335,326.24
  4. Step 4: Simplify right side
    589,991.84x = 273,016,293,648.59
  5. Step 5: Solve for x
    x = 273,016,293,648.59/589,991.84
  6. Step 6: Final answer
    x = 462,745.88

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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.