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Finding the Fourth Proportional to 365,658.49, 504,702.61 and 222,519.34

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Solution

The fourth proportional to 365,658.49, 504,702.61 and 222,519.34 is: 307,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,658.49 : 504,702.61 = 222,519.34 : x
  2. Step 2: Convert to fraction form
    365,658.49/504,702.61 = 222,519.34/x
  3. Step 3: Cross multiply
    365,658.49x = 504,702.61 × 222,519.34
  4. Step 4: Simplify right side
    365,658.49x = 112,306,092,999.73
  5. Step 5: Solve for x
    x = 112,306,092,999.73/365,658.49
  6. Step 6: Final answer
    x = 307,133.83

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1.5x scale

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.