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Finding the Fourth Proportional to 274,028.60, 410,654.10 and 202,392.20

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Solution

The fourth proportional to 274,028.60, 410,654.10 and 202,392.20 is: 303,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,028.60 : 410,654.10 = 202,392.20 : x
  2. Step 2: Convert to fraction form
    274,028.60/410,654.10 = 202,392.20/x
  3. Step 3: Cross multiply
    274,028.60x = 410,654.10 × 202,392.20
  4. Step 4: Simplify right side
    274,028.60x = 83,113,186,738.02
  5. Step 5: Solve for x
    x = 83,113,186,738.02/274,028.60
  6. Step 6: Final answer
    x = 303,301.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.