Home / 758,399.91-1,137,845.93-225,925.54

Finding the Fourth Proportional to 758,399.91, 1,137,845.93 and 225,925.54

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Solution

The fourth proportional to 758,399.91, 1,137,845.93 and 225,925.54 is: 338,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,399.91 : 1,137,845.93 = 225,925.54 : x
  2. Step 2: Convert to fraction form
    758,399.91/1,137,845.93 = 225,925.54/x
  3. Step 3: Cross multiply
    758,399.91x = 1,137,845.93 × 225,925.54
  4. Step 4: Simplify right side
    758,399.91x = 257,068,456,172.05
  5. Step 5: Solve for x
    x = 257,068,456,172.05/758,399.91
  6. Step 6: Final answer
    x = 338,961.61

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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.