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Finding the Fourth Proportional to 482,356.41, 723,540.72 and 182,756.51

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Solution

The fourth proportional to 482,356.41, 723,540.72 and 182,756.51 is: 274,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,356.41 : 723,540.72 = 182,756.51 : x
  2. Step 2: Convert to fraction form
    482,356.41/723,540.72 = 182,756.51/x
  3. Step 3: Cross multiply
    482,356.41x = 723,540.72 × 182,756.51
  4. Step 4: Simplify right side
    482,356.41x = 132,231,777,286.98
  5. Step 5: Solve for x
    x = 132,231,777,286.98/482,356.41
  6. Step 6: Final answer
    x = 274,137.08

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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.