Home / 810,166.60-1,214,277.90-336,608.20

Finding the Fourth Proportional to 810,166.60, 1,214,277.90 and 336,608.20

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Solution

The fourth proportional to 810,166.60, 1,214,277.90 and 336,608.20 is: 504,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,166.60 : 1,214,277.90 = 336,608.20 : x
  2. Step 2: Convert to fraction form
    810,166.60/1,214,277.90 = 336,608.20/x
  3. Step 3: Cross multiply
    810,166.60x = 1,214,277.90 × 336,608.20
  4. Step 4: Simplify right side
    810,166.60x = 408,735,898,218.78
  5. Step 5: Solve for x
    x = 408,735,898,218.78/810,166.60
  6. Step 6: Final answer
    x = 504,508.45

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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.