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Finding the Fourth Proportional to 503,076, 694,247.58 and 273,634.98

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Solution

The fourth proportional to 503,076, 694,247.58 and 273,634.98 is: 377,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,076 : 694,247.58 = 273,634.98 : x
  2. Step 2: Convert to fraction form
    503,076/694,247.58 = 273,634.98/x
  3. Step 3: Cross multiply
    503,076x = 694,247.58 × 273,634.98
  4. Step 4: Simplify right side
    503,076x = 189,970,422,668.35
  5. Step 5: Solve for x
    x = 189,970,422,668.35/503,076
  6. Step 6: Final answer
    x = 377,617.74

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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.