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Finding the Fourth Proportional to 246,654.66, 340,346.94 and 144,641.64

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Solution

The fourth proportional to 246,654.66, 340,346.94 and 144,641.64 is: 199,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,654.66 : 340,346.94 = 144,641.64 : x
  2. Step 2: Convert to fraction form
    246,654.66/340,346.94 = 144,641.64/x
  3. Step 3: Cross multiply
    246,654.66x = 340,346.94 × 144,641.64
  4. Step 4: Simplify right side
    246,654.66x = 49,228,339,570.58
  5. Step 5: Solve for x
    x = 49,228,339,570.58/246,654.66
  6. Step 6: Final answer
    x = 199,584.06

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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.