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Finding the Fourth Proportional to 246,857.19, 340,660.94 and 133,679.94

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Solution

The fourth proportional to 246,857.19, 340,660.94 and 133,679.94 is: 184,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,857.19 : 340,660.94 = 133,679.94 : x
  2. Step 2: Convert to fraction form
    246,857.19/340,660.94 = 133,679.94/x
  3. Step 3: Cross multiply
    246,857.19x = 340,660.94 × 133,679.94
  4. Step 4: Simplify right side
    246,857.19x = 45,539,533,351.14
  5. Step 5: Solve for x
    x = 45,539,533,351.14/246,857.19
  6. Step 6: Final answer
    x = 184,477.24

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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.