Home / 394,253.48-544,069.46-212,965.35

Finding the Fourth Proportional to 394,253.48, 544,069.46 and 212,965.35

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Solution

The fourth proportional to 394,253.48, 544,069.46 and 212,965.35 is: 293,892.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,253.48 : 544,069.46 = 212,965.35 : x
  2. Step 2: Convert to fraction form
    394,253.48/544,069.46 = 212,965.35/x
  3. Step 3: Cross multiply
    394,253.48x = 544,069.46 × 212,965.35
  4. Step 4: Simplify right side
    394,253.48x = 115,867,941,908.38
  5. Step 5: Solve for x
    x = 115,867,941,908.38/394,253.48
  6. Step 6: Final answer
    x = 293,892.00

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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.