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Finding the Fourth Proportional to 476,883.67, 658,098.93 and 262,023.21

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Solution

The fourth proportional to 476,883.67, 658,098.93 and 262,023.21 is: 361,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,883.67 : 658,098.93 = 262,023.21 : x
  2. Step 2: Convert to fraction form
    476,883.67/658,098.93 = 262,023.21/x
  3. Step 3: Cross multiply
    476,883.67x = 658,098.93 × 262,023.21
  4. Step 4: Simplify right side
    476,883.67x = 172,437,194,136.17
  5. Step 5: Solve for x
    x = 172,437,194,136.17/476,883.67
  6. Step 6: Final answer
    x = 361,591.74

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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.