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Finding the Fourth Proportional to 482,670.90, 723,773.07 and 283,056.12

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Solution

The fourth proportional to 482,670.90, 723,773.07 and 283,056.12 is: 424,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,670.90 : 723,773.07 = 283,056.12 : x
  2. Step 2: Convert to fraction form
    482,670.90/723,773.07 = 283,056.12/x
  3. Step 3: Cross multiply
    482,670.90x = 723,773.07 × 283,056.12
  4. Step 4: Simplify right side
    482,670.90x = 204,868,396,954.69
  5. Step 5: Solve for x
    x = 204,868,396,954.69/482,670.90
  6. Step 6: Final answer
    x = 424,447.38

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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.