Home / 1,230,362.20-1,844,231.10-471,910.60

Finding the Fourth Proportional to 1,230,362.20, 1,844,231.10 and 471,910.60

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Solution

The fourth proportional to 1,230,362.20, 1,844,231.10 and 471,910.60 is: 707,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,362.20 : 1,844,231.10 = 471,910.60 : x
  2. Step 2: Convert to fraction form
    1,230,362.20/1,844,231.10 = 471,910.60/x
  3. Step 3: Cross multiply
    1,230,362.20x = 1,844,231.10 × 471,910.60
  4. Step 4: Simplify right side
    1,230,362.20x = 870,312,204,939.66
  5. Step 5: Solve for x
    x = 870,312,204,939.66/1,230,362.20
  6. Step 6: Final answer
    x = 707,362.60

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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.