Home / 859,818.58-1,289,726.31-228,732.40

Finding the Fourth Proportional to 859,818.58, 1,289,726.31 and 228,732.40

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Solution

The fourth proportional to 859,818.58, 1,289,726.31 and 228,732.40 is: 343,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,818.58 : 1,289,726.31 = 228,732.40 : x
  2. Step 2: Convert to fraction form
    859,818.58/1,289,726.31 = 228,732.40/x
  3. Step 3: Cross multiply
    859,818.58x = 1,289,726.31 × 228,732.40
  4. Step 4: Simplify right side
    859,818.58x = 295,002,194,229.44
  5. Step 5: Solve for x
    x = 295,002,194,229.44/859,818.58
  6. Step 6: Final answer
    x = 343,098.19

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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.