Home / 443,584.91-665,568.04-144,157.27

Finding the Fourth Proportional to 443,584.91, 665,568.04 and 144,157.27

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Solution

The fourth proportional to 443,584.91, 665,568.04 and 144,157.27 is: 216,297.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,584.91 : 665,568.04 = 144,157.27 : x
  2. Step 2: Convert to fraction form
    443,584.91/665,568.04 = 144,157.27/x
  3. Step 3: Cross multiply
    443,584.91x = 665,568.04 × 144,157.27
  4. Step 4: Simplify right side
    443,584.91x = 95,946,471,139.57
  5. Step 5: Solve for x
    x = 95,946,471,139.57/443,584.91
  6. Step 6: Final answer
    x = 216,297.87

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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.