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Finding the Fourth Proportional to 246,394.70, 340,025.17 and 133,217.45

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Solution

The fourth proportional to 246,394.70, 340,025.17 and 133,217.45 is: 183,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,394.70 : 340,025.17 = 133,217.45 : x
  2. Step 2: Convert to fraction form
    246,394.70/340,025.17 = 133,217.45/x
  3. Step 3: Cross multiply
    246,394.70x = 340,025.17 × 133,217.45
  4. Step 4: Simplify right side
    246,394.70x = 45,297,286,083.22
  5. Step 5: Solve for x
    x = 45,297,286,083.22/246,394.70
  6. Step 6: Final answer
    x = 183,840.34

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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.