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Finding the Fourth Proportional to 437,210.88, 655,025.28 and 200,751.36

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Solution

The fourth proportional to 437,210.88, 655,025.28 and 200,751.36 is: 300,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,210.88 : 655,025.28 = 200,751.36 : x
  2. Step 2: Convert to fraction form
    437,210.88/655,025.28 = 200,751.36/x
  3. Step 3: Cross multiply
    437,210.88x = 655,025.28 × 200,751.36
  4. Step 4: Simplify right side
    437,210.88x = 131,497,215,794.38
  5. Step 5: Solve for x
    x = 131,497,215,794.38/437,210.88
  6. Step 6: Final answer
    x = 300,763.82

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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.