Home / 814,766.60-1,222,221-335,023.58

Finding the Fourth Proportional to 814,766.60, 1,222,221 and 335,023.58

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Solution

The fourth proportional to 814,766.60, 1,222,221 and 335,023.58 is: 502,564.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,766.60 : 1,222,221 = 335,023.58 : x
  2. Step 2: Convert to fraction form
    814,766.60/1,222,221 = 335,023.58/x
  3. Step 3: Cross multiply
    814,766.60x = 1,222,221 × 335,023.58
  4. Step 4: Simplify right side
    814,766.60x = 409,472,854,971.18
  5. Step 5: Solve for x
    x = 409,472,854,971.18/814,766.60
  6. Step 6: Final answer
    x = 502,564.61

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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.