Home / 1,188,137.05-1,782,310.33-335,216.15

Finding the Fourth Proportional to 1,188,137.05, 1,782,310.33 and 335,216.15

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Solution

The fourth proportional to 1,188,137.05, 1,782,310.33 and 335,216.15 is: 502,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,137.05 : 1,782,310.33 = 335,216.15 : x
  2. Step 2: Convert to fraction form
    1,188,137.05/1,782,310.33 = 335,216.15/x
  3. Step 3: Cross multiply
    1,188,137.05x = 1,782,310.33 × 335,216.15
  4. Step 4: Simplify right side
    1,188,137.05x = 597,459,206,927.83
  5. Step 5: Solve for x
    x = 597,459,206,927.83/1,188,137.05
  6. Step 6: Final answer
    x = 502,853.78

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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.