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Finding the Fourth Proportional to 567,910.20, 783,824.94 and 341,628.60

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Solution

The fourth proportional to 567,910.20, 783,824.94 and 341,628.60 is: 471,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,910.20 : 783,824.94 = 341,628.60 : x
  2. Step 2: Convert to fraction form
    567,910.20/783,824.94 = 341,628.60/x
  3. Step 3: Cross multiply
    567,910.20x = 783,824.94 × 341,628.60
  4. Step 4: Simplify right side
    567,910.20x = 267,777,016,897.28
  5. Step 5: Solve for x
    x = 267,777,016,897.28/567,910.20
  6. Step 6: Final answer
    x = 471,512.96

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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.