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Finding the Fourth Proportional to 303,380.60, 418,681.32 and 182,559.92

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Solution

The fourth proportional to 303,380.60, 418,681.32 and 182,559.92 is: 251,942.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,380.60 : 418,681.32 = 182,559.92 : x
  2. Step 2: Convert to fraction form
    303,380.60/418,681.32 = 182,559.92/x
  3. Step 3: Cross multiply
    303,380.60x = 418,681.32 × 182,559.92
  4. Step 4: Simplify right side
    303,380.60x = 76,434,428,284.69
  5. Step 5: Solve for x
    x = 76,434,428,284.69/303,380.60
  6. Step 6: Final answer
    x = 251,942.37

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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.