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Finding the Fourth Proportional to 357,569.82, 536,576.22 and 207,880.56

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Solution

The fourth proportional to 357,569.82, 536,576.22 and 207,880.56 is: 311,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,569.82 : 536,576.22 = 207,880.56 : x
  2. Step 2: Convert to fraction form
    357,569.82/536,576.22 = 207,880.56/x
  3. Step 3: Cross multiply
    357,569.82x = 536,576.22 × 207,880.56
  4. Step 4: Simplify right side
    357,569.82x = 111,543,765,096.28
  5. Step 5: Solve for x
    x = 111,543,765,096.28/357,569.82
  6. Step 6: Final answer
    x = 311,949.61

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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.