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Finding the Fourth Proportional to 483.77, 725.69 and 175.63

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Solution

The fourth proportional to 483.77, 725.69 and 175.63 is: 263.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.77 : 725.69 = 175.63 : x
  2. Step 2: Convert to fraction form
    483.77/725.69 = 175.63/x
  3. Step 3: Cross multiply
    483.77x = 725.69 × 175.63
  4. Step 4: Simplify right side
    483.77x = 127,452.93
  5. Step 5: Solve for x
    x = 127,452.93/483.77
  6. Step 6: Final answer
    x = 263.46

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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.