Home / 701,765.67-1,052,686.75-221,957.61

Finding the Fourth Proportional to 701,765.67, 1,052,686.75 and 221,957.61

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Solution

The fourth proportional to 701,765.67, 1,052,686.75 and 221,957.61 is: 332,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,765.67 : 1,052,686.75 = 221,957.61 : x
  2. Step 2: Convert to fraction form
    701,765.67/1,052,686.75 = 221,957.61/x
  3. Step 3: Cross multiply
    701,765.67x = 1,052,686.75 × 221,957.61
  4. Step 4: Simplify right side
    701,765.67x = 233,651,833,998.88
  5. Step 5: Solve for x
    x = 233,651,833,998.88/701,765.67
  6. Step 6: Final answer
    x = 332,948.51

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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.