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Finding the Fourth Proportional to 482,634.27, 723,667.53 and 183,135.90

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Solution

The fourth proportional to 482,634.27, 723,667.53 and 183,135.90 is: 274,596.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,634.27 : 723,667.53 = 183,135.90 : x
  2. Step 2: Convert to fraction form
    482,634.27/723,667.53 = 183,135.90/x
  3. Step 3: Cross multiply
    482,634.27x = 723,667.53 × 183,135.90
  4. Step 4: Simplify right side
    482,634.27x = 132,529,503,982.26
  5. Step 5: Solve for x
    x = 132,529,503,982.26/482,634.27
  6. Step 6: Final answer
    x = 274,596.13

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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.