Home / 544,142.92-815,382.78-228,426.52

Finding the Fourth Proportional to 544,142.92, 815,382.78 and 228,426.52

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Solution

The fourth proportional to 544,142.92, 815,382.78 and 228,426.52 is: 342,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,142.92 : 815,382.78 = 228,426.52 : x
  2. Step 2: Convert to fraction form
    544,142.92/815,382.78 = 228,426.52/x
  3. Step 3: Cross multiply
    544,142.92x = 815,382.78 × 228,426.52
  4. Step 4: Simplify right side
    544,142.92x = 186,255,050,903.33
  5. Step 5: Solve for x
    x = 186,255,050,903.33/544,142.92
  6. Step 6: Final answer
    x = 342,290.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.