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Finding the Fourth Proportional to 246,653.78, 340,382.22 and 133,476.53

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Solution

The fourth proportional to 246,653.78, 340,382.22 and 133,476.53 is: 184,197.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,653.78 : 340,382.22 = 133,476.53 : x
  2. Step 2: Convert to fraction form
    246,653.78/340,382.22 = 133,476.53/x
  3. Step 3: Cross multiply
    246,653.78x = 340,382.22 × 133,476.53
  4. Step 4: Simplify right side
    246,653.78x = 45,433,037,599.30
  5. Step 5: Solve for x
    x = 45,433,037,599.30/246,653.78
  6. Step 6: Final answer
    x = 184,197.61

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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.