Home / 738,231.64-1,107,347.82-205,766.44

Finding the Fourth Proportional to 738,231.64, 1,107,347.82 and 205,766.44

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Solution

The fourth proportional to 738,231.64, 1,107,347.82 and 205,766.44 is: 308,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,231.64 : 1,107,347.82 = 205,766.44 : x
  2. Step 2: Convert to fraction form
    738,231.64/1,107,347.82 = 205,766.44/x
  3. Step 3: Cross multiply
    738,231.64x = 1,107,347.82 × 205,766.44
  4. Step 4: Simplify right side
    738,231.64x = 227,855,018,763.16
  5. Step 5: Solve for x
    x = 227,855,018,763.16/738,231.64
  6. Step 6: Final answer
    x = 308,649.76

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Double scale
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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.