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Finding the Fourth Proportional to 344,268.72, 474,958.44 and 253,839.60

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Solution

The fourth proportional to 344,268.72, 474,958.44 and 253,839.60 is: 350,201.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,268.72 : 474,958.44 = 253,839.60 : x
  2. Step 2: Convert to fraction form
    344,268.72/474,958.44 = 253,839.60/x
  3. Step 3: Cross multiply
    344,268.72x = 474,958.44 × 253,839.60
  4. Step 4: Simplify right side
    344,268.72x = 120,563,260,426.22
  5. Step 5: Solve for x
    x = 120,563,260,426.22/344,268.72
  6. Step 6: Final answer
    x = 350,201.03

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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.