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Finding the Fourth Proportional to 362,087.54, 499,681.08 and 200,942.70

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Solution

The fourth proportional to 362,087.54, 499,681.08 and 200,942.70 is: 277,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,087.54 : 499,681.08 = 200,942.70 : x
  2. Step 2: Convert to fraction form
    362,087.54/499,681.08 = 200,942.70/x
  3. Step 3: Cross multiply
    362,087.54x = 499,681.08 × 200,942.70
  4. Step 4: Simplify right side
    362,087.54x = 100,407,265,354.12
  5. Step 5: Solve for x
    x = 100,407,265,354.12/362,087.54
  6. Step 6: Final answer
    x = 277,301.08

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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.