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Finding the Fourth Proportional to 303,294.22, 418,247.04 and 235,286.42

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Solution

The fourth proportional to 303,294.22, 418,247.04 and 235,286.42 is: 324,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,294.22 : 418,247.04 = 235,286.42 : x
  2. Step 2: Convert to fraction form
    303,294.22/418,247.04 = 235,286.42/x
  3. Step 3: Cross multiply
    303,294.22x = 418,247.04 × 235,286.42
  4. Step 4: Simplify right side
    303,294.22x = 98,407,849,860.93
  5. Step 5: Solve for x
    x = 98,407,849,860.93/303,294.22
  6. Step 6: Final answer
    x = 324,463.32

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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.