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Finding the Fourth Proportional to 246,718.98, 340,472.70 and 133,541.73

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Solution

The fourth proportional to 246,718.98, 340,472.70 and 133,541.73 is: 184,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,718.98 : 340,472.70 = 133,541.73 : x
  2. Step 2: Convert to fraction form
    246,718.98/340,472.70 = 133,541.73/x
  3. Step 3: Cross multiply
    246,718.98x = 340,472.70 × 133,541.73
  4. Step 4: Simplify right side
    246,718.98x = 45,467,313,375.77
  5. Step 5: Solve for x
    x = 45,467,313,375.77/246,718.98
  6. Step 6: Final answer
    x = 184,287.86

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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.