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Finding the Fourth Proportional to 503,770.95, 755,829.23 and 223,489.35

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Solution

The fourth proportional to 503,770.95, 755,829.23 and 223,489.35 is: 335,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,770.95 : 755,829.23 = 223,489.35 : x
  2. Step 2: Convert to fraction form
    503,770.95/755,829.23 = 223,489.35/x
  3. Step 3: Cross multiply
    503,770.95x = 755,829.23 × 223,489.35
  4. Step 4: Simplify right side
    503,770.95x = 168,919,782,206.25
  5. Step 5: Solve for x
    x = 168,919,782,206.25/503,770.95
  6. Step 6: Final answer
    x = 335,310.68

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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.