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Finding the Fourth Proportional to 533,371.25, 799,995.22 and 133,981.63

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Solution

The fourth proportional to 533,371.25, 799,995.22 and 133,981.63 is: 200,956.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,371.25 : 799,995.22 = 133,981.63 : x
  2. Step 2: Convert to fraction form
    533,371.25/799,995.22 = 133,981.63/x
  3. Step 3: Cross multiply
    533,371.25x = 799,995.22 × 133,981.63
  4. Step 4: Simplify right side
    533,371.25x = 107,184,661,232.87
  5. Step 5: Solve for x
    x = 107,184,661,232.87/533,371.25
  6. Step 6: Final answer
    x = 200,956.95

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1.5x scale

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.