Home / 524,954.09-787,556.28-169,968.21

Finding the Fourth Proportional to 524,954.09, 787,556.28 and 169,968.21

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Solution

The fourth proportional to 524,954.09, 787,556.28 and 169,968.21 is: 254,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,954.09 : 787,556.28 = 169,968.21 : x
  2. Step 2: Convert to fraction form
    524,954.09/787,556.28 = 169,968.21/x
  3. Step 3: Cross multiply
    524,954.09x = 787,556.28 × 169,968.21
  4. Step 4: Simplify right side
    524,954.09x = 133,859,531,185.86
  5. Step 5: Solve for x
    x = 133,859,531,185.86/524,954.09
  6. Step 6: Final answer
    x = 254,992.83

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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.