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Finding the Fourth Proportional to 362,145.73, 499,720.58 and 201,007.57

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Solution

The fourth proportional to 362,145.73, 499,720.58 and 201,007.57 is: 277,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,145.73 : 499,720.58 = 201,007.57 : x
  2. Step 2: Convert to fraction form
    362,145.73/499,720.58 = 201,007.57/x
  3. Step 3: Cross multiply
    362,145.73x = 499,720.58 × 201,007.57
  4. Step 4: Simplify right side
    362,145.73x = 100,447,618,459.75
  5. Step 5: Solve for x
    x = 100,447,618,459.75/362,145.73
  6. Step 6: Final answer
    x = 277,367.95

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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.