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Finding the Fourth Proportional to 567,226.86, 850,840.26 and 389,194.14

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Solution

The fourth proportional to 567,226.86, 850,840.26 and 389,194.14 is: 583,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,226.86 : 850,840.26 = 389,194.14 : x
  2. Step 2: Convert to fraction form
    567,226.86/850,840.26 = 389,194.14/x
  3. Step 3: Cross multiply
    567,226.86x = 850,840.26 × 389,194.14
  4. Step 4: Simplify right side
    567,226.86x = 331,142,043,268.08
  5. Step 5: Solve for x
    x = 331,142,043,268.08/567,226.86
  6. Step 6: Final answer
    x = 583,791.19

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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.