Home / 701,084.78-1,051,768.64-221,387.52

Finding the Fourth Proportional to 701,084.78, 1,051,768.64 and 221,387.52

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Solution

The fourth proportional to 701,084.78, 1,051,768.64 and 221,387.52 is: 332,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,084.78 : 1,051,768.64 = 221,387.52 : x
  2. Step 2: Convert to fraction form
    701,084.78/1,051,768.64 = 221,387.52/x
  3. Step 3: Cross multiply
    701,084.78x = 1,051,768.64 × 221,387.52
  4. Step 4: Simplify right side
    701,084.78x = 232,848,450,823.37
  5. Step 5: Solve for x
    x = 232,848,450,823.37/701,084.78
  6. Step 6: Final answer
    x = 332,125.95

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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.