Home / 758,383.41-1,137,578.23-189,762.95

Finding the Fourth Proportional to 758,383.41, 1,137,578.23 and 189,762.95

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Solution

The fourth proportional to 758,383.41, 1,137,578.23 and 189,762.95 is: 284,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,383.41 : 1,137,578.23 = 189,762.95 : x
  2. Step 2: Convert to fraction form
    758,383.41/1,137,578.23 = 189,762.95/x
  3. Step 3: Cross multiply
    758,383.41x = 1,137,578.23 × 189,762.95
  4. Step 4: Simplify right side
    758,383.41x = 215,870,202,794.31
  5. Step 5: Solve for x
    x = 215,870,202,794.31/758,383.41
  6. Step 6: Final answer
    x = 284,645.21

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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.