Home / 758,064.14-1,137,091.56-189,442.31

Finding the Fourth Proportional to 758,064.14, 1,137,091.56 and 189,442.31

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Solution

The fourth proportional to 758,064.14, 1,137,091.56 and 189,442.31 is: 284,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,064.14 : 1,137,091.56 = 189,442.31 : x
  2. Step 2: Convert to fraction form
    758,064.14/1,137,091.56 = 189,442.31/x
  3. Step 3: Cross multiply
    758,064.14x = 1,137,091.56 × 189,442.31
  4. Step 4: Simplify right side
    758,064.14x = 215,413,246,122.45
  5. Step 5: Solve for x
    x = 215,413,246,122.45/758,064.14
  6. Step 6: Final answer
    x = 284,162.30

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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.