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Finding the Fourth Proportional to 362,949, 500,845.88 and 201,798.12

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Solution

The fourth proportional to 362,949, 500,845.88 and 201,798.12 is: 278,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,949 : 500,845.88 = 201,798.12 : x
  2. Step 2: Convert to fraction form
    362,949/500,845.88 = 201,798.12/x
  3. Step 3: Cross multiply
    362,949x = 500,845.88 × 201,798.12
  4. Step 4: Simplify right side
    362,949x = 101,069,756,993.75
  5. Step 5: Solve for x
    x = 101,069,756,993.75/362,949
  6. Step 6: Final answer
    x = 278,468.21

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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.