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Finding the Fourth Proportional to 333,755.04, 500,775.92 and 221,474.46

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Solution

The fourth proportional to 333,755.04, 500,775.92 and 221,474.46 is: 332,306.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,755.04 : 500,775.92 = 221,474.46 : x
  2. Step 2: Convert to fraction form
    333,755.04/500,775.92 = 221,474.46/x
  3. Step 3: Cross multiply
    333,755.04x = 500,775.92 × 221,474.46
  4. Step 4: Simplify right side
    333,755.04x = 110,909,076,463.00
  5. Step 5: Solve for x
    x = 110,909,076,463.00/333,755.04
  6. Step 6: Final answer
    x = 332,306.82

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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.