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Finding the Fourth Proportional to 263,722.68, 395,726.04 and 175,017.96

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Solution

The fourth proportional to 263,722.68, 395,726.04 and 175,017.96 is: 262,621.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,722.68 : 395,726.04 = 175,017.96 : x
  2. Step 2: Convert to fraction form
    263,722.68/395,726.04 = 175,017.96/x
  3. Step 3: Cross multiply
    263,722.68x = 395,726.04 × 175,017.96
  4. Step 4: Simplify right side
    263,722.68x = 69,259,164,239.68
  5. Step 5: Solve for x
    x = 69,259,164,239.68/263,722.68
  6. Step 6: Final answer
    x = 262,621.19

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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.