Home / 808,216.10-1,212,324.15-276,337.70

Finding the Fourth Proportional to 808,216.10, 1,212,324.15 and 276,337.70

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Solution

The fourth proportional to 808,216.10, 1,212,324.15 and 276,337.70 is: 414,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,216.10 : 1,212,324.15 = 276,337.70 : x
  2. Step 2: Convert to fraction form
    808,216.10/1,212,324.15 = 276,337.70/x
  3. Step 3: Cross multiply
    808,216.10x = 1,212,324.15 × 276,337.70
  4. Step 4: Simplify right side
    808,216.10x = 335,010,867,265.46
  5. Step 5: Solve for x
    x = 335,010,867,265.46/808,216.10
  6. Step 6: Final answer
    x = 414,506.55

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Similar ratio
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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.