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Finding the Fourth Proportional to 266,654.45, 368,020.73 and 163,350.29

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Solution

The fourth proportional to 266,654.45, 368,020.73 and 163,350.29 is: 225,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,654.45 : 368,020.73 = 163,350.29 : x
  2. Step 2: Convert to fraction form
    266,654.45/368,020.73 = 163,350.29/x
  3. Step 3: Cross multiply
    266,654.45x = 368,020.73 × 163,350.29
  4. Step 4: Simplify right side
    266,654.45x = 60,116,292,971.51
  5. Step 5: Solve for x
    x = 60,116,292,971.51/266,654.45
  6. Step 6: Final answer
    x = 225,446.43

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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.