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Finding the Fourth Proportional to 334,652.42, 461,817.78 and 181,687.58

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Solution

The fourth proportional to 334,652.42, 461,817.78 and 181,687.58 is: 250,727.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,652.42 : 461,817.78 = 181,687.58 : x
  2. Step 2: Convert to fraction form
    334,652.42/461,817.78 = 181,687.58/x
  3. Step 3: Cross multiply
    334,652.42x = 461,817.78 × 181,687.58
  4. Step 4: Simplify right side
    334,652.42x = 83,906,551,631.65
  5. Step 5: Solve for x
    x = 83,906,551,631.65/334,652.42
  6. Step 6: Final answer
    x = 250,727.46

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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.