Home / 1,188,134.66-1,782,306.77-335,213.78

Finding the Fourth Proportional to 1,188,134.66, 1,782,306.77 and 335,213.78

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Solution

The fourth proportional to 1,188,134.66, 1,782,306.77 and 335,213.78 is: 502,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,134.66 : 1,782,306.77 = 335,213.78 : x
  2. Step 2: Convert to fraction form
    1,188,134.66/1,782,306.77 = 335,213.78/x
  3. Step 3: Cross multiply
    1,188,134.66x = 1,782,306.77 × 335,213.78
  4. Step 4: Simplify right side
    1,188,134.66x = 597,453,778,903.69
  5. Step 5: Solve for x
    x = 597,453,778,903.69/1,188,134.66
  6. Step 6: Final answer
    x = 502,850.22

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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.