Home / 936,721.98-1,405,086.66-226,748.88

Finding the Fourth Proportional to 936,721.98, 1,405,086.66 and 226,748.88

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Solution

The fourth proportional to 936,721.98, 1,405,086.66 and 226,748.88 is: 340,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,721.98 : 1,405,086.66 = 226,748.88 : x
  2. Step 2: Convert to fraction form
    936,721.98/1,405,086.66 = 226,748.88/x
  3. Step 3: Cross multiply
    936,721.98x = 1,405,086.66 × 226,748.88
  4. Step 4: Simplify right side
    936,721.98x = 318,601,826,457.94
  5. Step 5: Solve for x
    x = 318,601,826,457.94/936,721.98
  6. Step 6: Final answer
    x = 340,124.21

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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.