Home / 814,596.60-1,222,040.70-341,329.80

Finding the Fourth Proportional to 814,596.60, 1,222,040.70 and 341,329.80

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Solution

The fourth proportional to 814,596.60, 1,222,040.70 and 341,329.80 is: 512,055.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,596.60 : 1,222,040.70 = 341,329.80 : x
  2. Step 2: Convert to fraction form
    814,596.60/1,222,040.70 = 341,329.80/x
  3. Step 3: Cross multiply
    814,596.60x = 1,222,040.70 × 341,329.80
  4. Step 4: Simplify right side
    814,596.60x = 417,118,907,722.86
  5. Step 5: Solve for x
    x = 417,118,907,722.86/814,596.60
  6. Step 6: Final answer
    x = 512,055.79

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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.