Home / 814,497.44-1,221,255.24-365,136.96

Finding the Fourth Proportional to 814,497.44, 1,221,255.24 and 365,136.96

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Solution

The fourth proportional to 814,497.44, 1,221,255.24 and 365,136.96 is: 547,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,497.44 : 1,221,255.24 = 365,136.96 : x
  2. Step 2: Convert to fraction form
    814,497.44/1,221,255.24 = 365,136.96/x
  3. Step 3: Cross multiply
    814,497.44x = 1,221,255.24 × 365,136.96
  4. Step 4: Simplify right side
    814,497.44x = 445,925,425,717.67
  5. Step 5: Solve for x
    x = 445,925,425,717.67/814,497.44
  6. Step 6: Final answer
    x = 547,485.36

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1.5x scale

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.