Home / 808,234.20-1,210,776.66-491,906.52

Finding the Fourth Proportional to 808,234.20, 1,210,776.66 and 491,906.52

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Solution

The fourth proportional to 808,234.20, 1,210,776.66 and 491,906.52 is: 736,901.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,234.20 : 1,210,776.66 = 491,906.52 : x
  2. Step 2: Convert to fraction form
    808,234.20/1,210,776.66 = 491,906.52/x
  3. Step 3: Cross multiply
    808,234.20x = 1,210,776.66 × 491,906.52
  4. Step 4: Simplify right side
    808,234.20x = 595,588,933,317.82
  5. Step 5: Solve for x
    x = 595,588,933,317.82/808,234.20
  6. Step 6: Final answer
    x = 736,901.42

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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.