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Finding the Fourth Proportional to 489,051.54, 733,584.99 and 222,801.30

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Solution

The fourth proportional to 489,051.54, 733,584.99 and 222,801.30 is: 334,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,051.54 : 733,584.99 = 222,801.30 : x
  2. Step 2: Convert to fraction form
    489,051.54/733,584.99 = 222,801.30/x
  3. Step 3: Cross multiply
    489,051.54x = 733,584.99 × 222,801.30
  4. Step 4: Simplify right side
    489,051.54x = 163,443,689,432.49
  5. Step 5: Solve for x
    x = 163,443,689,432.49/489,051.54
  6. Step 6: Final answer
    x = 334,205.45

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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.