Home / 701,128.24-967,556.67-378,838.34

Finding the Fourth Proportional to 701,128.24, 967,556.67 and 378,838.34

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Solution

The fourth proportional to 701,128.24, 967,556.67 and 378,838.34 is: 522,796.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,128.24 : 967,556.67 = 378,838.34 : x
  2. Step 2: Convert to fraction form
    701,128.24/967,556.67 = 378,838.34/x
  3. Step 3: Cross multiply
    701,128.24x = 967,556.67 × 378,838.34
  4. Step 4: Simplify right side
    701,128.24x = 366,547,557,752.56
  5. Step 5: Solve for x
    x = 366,547,557,752.56/701,128.24
  6. Step 6: Final answer
    x = 522,796.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.