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Finding the Fourth Proportional to 482,357.41, 723,542.22 and 182,757.51

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Solution

The fourth proportional to 482,357.41, 723,542.22 and 182,757.51 is: 274,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,357.41 : 723,542.22 = 182,757.51 : x
  2. Step 2: Convert to fraction form
    482,357.41/723,542.22 = 182,757.51/x
  3. Step 3: Cross multiply
    482,357.41x = 723,542.22 × 182,757.51
  4. Step 4: Simplify right side
    482,357.41x = 132,232,774,507.07
  5. Step 5: Solve for x
    x = 132,232,774,507.07/482,357.41
  6. Step 6: Final answer
    x = 274,138.58

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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.