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Finding the Fourth Proportional to 504,364.50, 695,629.26 and 323,093.28

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Solution

The fourth proportional to 504,364.50, 695,629.26 and 323,093.28 is: 445,616.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,364.50 : 695,629.26 = 323,093.28 : x
  2. Step 2: Convert to fraction form
    504,364.50/695,629.26 = 323,093.28/x
  3. Step 3: Cross multiply
    504,364.50x = 695,629.26 × 323,093.28
  4. Step 4: Simplify right side
    504,364.50x = 224,753,139,277.37
  5. Step 5: Solve for x
    x = 224,753,139,277.37/504,364.50
  6. Step 6: Final answer
    x = 445,616.49

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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.