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Finding the Fourth Proportional to 244,988.72, 338,075.88 and 149,654.96

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Solution

The fourth proportional to 244,988.72, 338,075.88 and 149,654.96 is: 206,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,988.72 : 338,075.88 = 149,654.96 : x
  2. Step 2: Convert to fraction form
    244,988.72/338,075.88 = 149,654.96/x
  3. Step 3: Cross multiply
    244,988.72x = 338,075.88 × 149,654.96
  4. Step 4: Simplify right side
    244,988.72x = 50,594,732,298.36
  5. Step 5: Solve for x
    x = 50,594,732,298.36/244,988.72
  6. Step 6: Final answer
    x = 206,518.62

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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.