Home / 394,916.27-544,983.83-213,627.64

Finding the Fourth Proportional to 394,916.27, 544,983.83 and 213,627.64

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Solution

The fourth proportional to 394,916.27, 544,983.83 and 213,627.64 is: 294,805.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,916.27 : 544,983.83 = 213,627.64 : x
  2. Step 2: Convert to fraction form
    394,916.27/544,983.83 = 213,627.64/x
  3. Step 3: Cross multiply
    394,916.27x = 544,983.83 × 213,627.64
  4. Step 4: Simplify right side
    394,916.27x = 116,423,607,811.57
  5. Step 5: Solve for x
    x = 116,423,607,811.57/394,916.27
  6. Step 6: Final answer
    x = 294,805.80

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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.