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Finding the Fourth Proportional to 246,843.52, 340,645.68 and 133,666.28

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Solution

The fourth proportional to 246,843.52, 340,645.68 and 133,666.28 is: 184,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,843.52 : 340,645.68 = 133,666.28 : x
  2. Step 2: Convert to fraction form
    246,843.52/340,645.68 = 133,666.28/x
  3. Step 3: Cross multiply
    246,843.52x = 340,645.68 × 133,666.28
  4. Step 4: Simplify right side
    246,843.52x = 45,532,840,843.67
  5. Step 5: Solve for x
    x = 45,532,840,843.67/246,843.52
  6. Step 6: Final answer
    x = 184,460.34

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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.