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Finding the Fourth Proportional to 394,574.59, 544,566.26 and 222,527.93

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Solution

The fourth proportional to 394,574.59, 544,566.26 and 222,527.93 is: 307,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,574.59 : 544,566.26 = 222,527.93 : x
  2. Step 2: Convert to fraction form
    394,574.59/544,566.26 = 222,527.93/x
  3. Step 3: Cross multiply
    394,574.59x = 544,566.26 × 222,527.93
  4. Step 4: Simplify right side
    394,574.59x = 121,181,201,473.00
  5. Step 5: Solve for x
    x = 121,181,201,473.00/394,574.59
  6. Step 6: Final answer
    x = 307,118.62

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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.