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Finding the Fourth Proportional to 362,072.66, 499,652.70 and 200,926.40

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Solution

The fourth proportional to 362,072.66, 499,652.70 and 200,926.40 is: 277,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,072.66 : 499,652.70 = 200,926.40 : x
  2. Step 2: Convert to fraction form
    362,072.66/499,652.70 = 200,926.40/x
  3. Step 3: Cross multiply
    362,072.66x = 499,652.70 × 200,926.40
  4. Step 4: Simplify right side
    362,072.66x = 100,393,418,261.28
  5. Step 5: Solve for x
    x = 100,393,418,261.28/362,072.66
  6. Step 6: Final answer
    x = 277,274.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.