Home / 244,578.20-366,867.30-215,709.80

Finding the Fourth Proportional to 244,578.20, 366,867.30 and 215,709.80

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Solution

The fourth proportional to 244,578.20, 366,867.30 and 215,709.80 is: 323,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,578.20 : 366,867.30 = 215,709.80 : x
  2. Step 2: Convert to fraction form
    244,578.20/366,867.30 = 215,709.80/x
  3. Step 3: Cross multiply
    244,578.20x = 366,867.30 × 215,709.80
  4. Step 4: Simplify right side
    244,578.20x = 79,136,871,909.54
  5. Step 5: Solve for x
    x = 79,136,871,909.54/244,578.20
  6. Step 6: Final answer
    x = 323,564.70

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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.