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Finding the Fourth Proportional to 244,326.30, 366,477.30 and 126,009.60

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Solution

The fourth proportional to 244,326.30, 366,477.30 and 126,009.60 is: 189,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,326.30 : 366,477.30 = 126,009.60 : x
  2. Step 2: Convert to fraction form
    244,326.30/366,477.30 = 126,009.60/x
  3. Step 3: Cross multiply
    244,326.30x = 366,477.30 × 126,009.60
  4. Step 4: Simplify right side
    244,326.30x = 46,179,657,982.08
  5. Step 5: Solve for x
    x = 46,179,657,982.08/244,326.30
  6. Step 6: Final answer
    x = 189,008.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.