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Finding the Fourth Proportional to 344,260.56, 516,192.19 and 133,652.46

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Solution

The fourth proportional to 344,260.56, 516,192.19 and 133,652.46 is: 200,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,260.56 : 516,192.19 = 133,652.46 : x
  2. Step 2: Convert to fraction form
    344,260.56/516,192.19 = 133,652.46/x
  3. Step 3: Cross multiply
    344,260.56x = 516,192.19 × 133,652.46
  4. Step 4: Simplify right side
    344,260.56x = 68,990,355,692.16
  5. Step 5: Solve for x
    x = 68,990,355,692.16/344,260.56
  6. Step 6: Final answer
    x = 200,401.57

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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.