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Finding the Fourth Proportional to 246,602.20, 340,311.22 and 133,424.68

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Solution

The fourth proportional to 246,602.20, 340,311.22 and 133,424.68 is: 184,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,602.20 : 340,311.22 = 133,424.68 : x
  2. Step 2: Convert to fraction form
    246,602.20/340,311.22 = 133,424.68/x
  3. Step 3: Cross multiply
    246,602.20x = 340,311.22 × 133,424.68
  4. Step 4: Simplify right side
    246,602.20x = 45,405,915,628.91
  5. Step 5: Solve for x
    x = 45,405,915,628.91/246,602.20
  6. Step 6: Final answer
    x = 184,126.16

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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.