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Finding the Fourth Proportional to 1,123,230, 1,684,845 and 335,262

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Solution

The fourth proportional to 1,123,230, 1,684,845 and 335,262 is: 502,893

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,230 : 1,684,845 = 335,262 : x
  2. Step 2: Convert to fraction form
    1,123,230/1,684,845 = 335,262/x
  3. Step 3: Cross multiply
    1,123,230x = 1,684,845 × 335,262
  4. Step 4: Simplify right side
    1,123,230x = 564,864,504,390
  5. Step 5: Solve for x
    x = 564,864,504,390/1,123,230
  6. Step 6: Final answer
    x = 502,893

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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.