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Finding the Fourth Proportional to 303,432.66, 418,650.74 and 182,513.42

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Solution

The fourth proportional to 303,432.66, 418,650.74 and 182,513.42 is: 251,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,432.66 : 418,650.74 = 182,513.42 : x
  2. Step 2: Convert to fraction form
    303,432.66/418,650.74 = 182,513.42/x
  3. Step 3: Cross multiply
    303,432.66x = 418,650.74 × 182,513.42
  4. Step 4: Simplify right side
    303,432.66x = 76,409,378,342.93
  5. Step 5: Solve for x
    x = 76,409,378,342.93/303,432.66
  6. Step 6: Final answer
    x = 251,816.59

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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.