Home / 1,250,949.72-1,875,713.46-492,379.98

Finding the Fourth Proportional to 1,250,949.72, 1,875,713.46 and 492,379.98

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Solution

The fourth proportional to 1,250,949.72, 1,875,713.46 and 492,379.98 is: 738,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,949.72 : 1,875,713.46 = 492,379.98 : x
  2. Step 2: Convert to fraction form
    1,250,949.72/1,875,713.46 = 492,379.98/x
  3. Step 3: Cross multiply
    1,250,949.72x = 1,875,713.46 × 492,379.98
  4. Step 4: Simplify right side
    1,250,949.72x = 923,563,755,920.53
  5. Step 5: Solve for x
    x = 923,563,755,920.53/1,250,949.72
  6. Step 6: Final answer
    x = 738,290.07

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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.