Home / 489,525.33-675,556.60-274,681.29

Finding the Fourth Proportional to 489,525.33, 675,556.60 and 274,681.29

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Solution

The fourth proportional to 489,525.33, 675,556.60 and 274,681.29 is: 379,066.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,525.33 : 675,556.60 = 274,681.29 : x
  2. Step 2: Convert to fraction form
    489,525.33/675,556.60 = 274,681.29/x
  3. Step 3: Cross multiply
    489,525.33x = 675,556.60 × 274,681.29
  4. Step 4: Simplify right side
    489,525.33x = 185,562,758,356.01
  5. Step 5: Solve for x
    x = 185,562,758,356.01/489,525.33
  6. Step 6: Final answer
    x = 379,066.71

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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.