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Finding the Fourth Proportional to 344,996.92, 517,465.72 and 210,025.94

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Solution

The fourth proportional to 344,996.92, 517,465.72 and 210,025.94 is: 315,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,996.92 : 517,465.72 = 210,025.94 : x
  2. Step 2: Convert to fraction form
    344,996.92/517,465.72 = 210,025.94/x
  3. Step 3: Cross multiply
    344,996.92x = 517,465.72 × 210,025.94
  4. Step 4: Simplify right side
    344,996.92x = 108,681,224,260.78
  5. Step 5: Solve for x
    x = 108,681,224,260.78/344,996.92
  6. Step 6: Final answer
    x = 315,020.85

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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.