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Finding the Fourth Proportional to 333,773.90, 501,034.51 and 221,673.06

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Solution

The fourth proportional to 333,773.90, 501,034.51 and 221,673.06 is: 332,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,773.90 : 501,034.51 = 221,673.06 : x
  2. Step 2: Convert to fraction form
    333,773.90/501,034.51 = 221,673.06/x
  3. Step 3: Cross multiply
    333,773.90x = 501,034.51 × 221,673.06
  4. Step 4: Simplify right side
    333,773.90x = 111,065,853,668.74
  5. Step 5: Solve for x
    x = 111,065,853,668.74/333,773.90
  6. Step 6: Final answer
    x = 332,757.76

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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.