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Finding the Fourth Proportional to 574,847.01, 793,313.34 and 320,198.31

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Solution

The fourth proportional to 574,847.01, 793,313.34 and 320,198.31 is: 441,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,847.01 : 793,313.34 = 320,198.31 : x
  2. Step 2: Convert to fraction form
    574,847.01/793,313.34 = 320,198.31/x
  3. Step 3: Cross multiply
    574,847.01x = 793,313.34 × 320,198.31
  4. Step 4: Simplify right side
    574,847.01x = 254,017,590,768.46
  5. Step 5: Solve for x
    x = 254,017,590,768.46/574,847.01
  6. Step 6: Final answer
    x = 441,887.30

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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.