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Finding the Fourth Proportional to 410,908.50, 613,353.66 and 362,373.39

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Solution

The fourth proportional to 410,908.50, 613,353.66 and 362,373.39 is: 540,906.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,908.50 : 613,353.66 = 362,373.39 : x
  2. Step 2: Convert to fraction form
    410,908.50/613,353.66 = 362,373.39/x
  3. Step 3: Cross multiply
    410,908.50x = 613,353.66 × 362,373.39
  4. Step 4: Simplify right side
    410,908.50x = 222,263,041,976.34
  5. Step 5: Solve for x
    x = 222,263,041,976.34/410,908.50
  6. Step 6: Final answer
    x = 540,906.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.