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Finding the Fourth Proportional to 496,047.55, 684,542.22 and 269,693.05

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Solution

The fourth proportional to 496,047.55, 684,542.22 and 269,693.05 is: 372,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,047.55 : 684,542.22 = 269,693.05 : x
  2. Step 2: Convert to fraction form
    496,047.55/684,542.22 = 269,693.05/x
  3. Step 3: Cross multiply
    496,047.55x = 684,542.22 × 269,693.05
  4. Step 4: Simplify right side
    496,047.55x = 184,616,279,165.57
  5. Step 5: Solve for x
    x = 184,616,279,165.57/496,047.55
  6. Step 6: Final answer
    x = 372,174.56

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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.