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Finding the Fourth Proportional to 600,637.80, 901,035.98 and 221,824.80

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Solution

The fourth proportional to 600,637.80, 901,035.98 and 221,824.80 is: 332,766.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,637.80 : 901,035.98 = 221,824.80 : x
  2. Step 2: Convert to fraction form
    600,637.80/901,035.98 = 221,824.80/x
  3. Step 3: Cross multiply
    600,637.80x = 901,035.98 × 221,824.80
  4. Step 4: Simplify right side
    600,637.80x = 199,872,126,056.30
  5. Step 5: Solve for x
    x = 199,872,126,056.30/600,637.80
  6. Step 6: Final answer
    x = 332,766.48

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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.