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Finding the Fourth Proportional to 567,211.68, 782,788.86 and 325,504.44

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Solution

The fourth proportional to 567,211.68, 782,788.86 and 325,504.44 is: 449,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,211.68 : 782,788.86 = 325,504.44 : x
  2. Step 2: Convert to fraction form
    567,211.68/782,788.86 = 325,504.44/x
  3. Step 3: Cross multiply
    567,211.68x = 782,788.86 × 325,504.44
  4. Step 4: Simplify right side
    567,211.68x = 254,801,249,512.54
  5. Step 5: Solve for x
    x = 254,801,249,512.54/567,211.68
  6. Step 6: Final answer
    x = 449,217.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.