Home / 1,494,305.70-2,241,217.98-429,105.48

Finding the Fourth Proportional to 1,494,305.70, 2,241,217.98 and 429,105.48

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Solution

The fourth proportional to 1,494,305.70, 2,241,217.98 and 429,105.48 is: 643,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,305.70 : 2,241,217.98 = 429,105.48 : x
  2. Step 2: Convert to fraction form
    1,494,305.70/2,241,217.98 = 429,105.48/x
  3. Step 3: Cross multiply
    1,494,305.70x = 2,241,217.98 × 429,105.48
  4. Step 4: Simplify right side
    1,494,305.70x = 961,718,917,092.53
  5. Step 5: Solve for x
    x = 961,718,917,092.53/1,494,305.70
  6. Step 6: Final answer
    x = 643,589.14

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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.