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Finding the Fourth Proportional to 481,573.44, 664,570.96 and 266,713.24

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Solution

The fourth proportional to 481,573.44, 664,570.96 and 266,713.24 is: 368,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,573.44 : 664,570.96 = 266,713.24 : x
  2. Step 2: Convert to fraction form
    481,573.44/664,570.96 = 266,713.24/x
  3. Step 3: Cross multiply
    481,573.44x = 664,570.96 × 266,713.24
  4. Step 4: Simplify right side
    481,573.44x = 177,249,873,951.51
  5. Step 5: Solve for x
    x = 177,249,873,951.51/481,573.44
  6. Step 6: Final answer
    x = 368,064.06

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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.