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Finding the Fourth Proportional to 929,866, 1,394,799 and 229,450

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Solution

The fourth proportional to 929,866, 1,394,799 and 229,450 is: 344,175

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,866 : 1,394,799 = 229,450 : x
  2. Step 2: Convert to fraction form
    929,866/1,394,799 = 229,450/x
  3. Step 3: Cross multiply
    929,866x = 1,394,799 × 229,450
  4. Step 4: Simplify right side
    929,866x = 320,036,630,550
  5. Step 5: Solve for x
    x = 320,036,630,550/929,866
  6. Step 6: Final answer
    x = 344,175

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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.