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Finding the Fourth Proportional to 335,847.30, 503,114.85 and 202,330.95

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Solution

The fourth proportional to 335,847.30, 503,114.85 and 202,330.95 is: 303,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,847.30 : 503,114.85 = 202,330.95 : x
  2. Step 2: Convert to fraction form
    335,847.30/503,114.85 = 202,330.95/x
  3. Step 3: Cross multiply
    335,847.30x = 503,114.85 × 202,330.95
  4. Step 4: Simplify right side
    335,847.30x = 101,795,705,559.61
  5. Step 5: Solve for x
    x = 101,795,705,559.61/335,847.30
  6. Step 6: Final answer
    x = 303,101.16

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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.