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Finding the Fourth Proportional to 483.74, 725.41 and 352.93

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Solution

The fourth proportional to 483.74, 725.41 and 352.93 is: 529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.74 : 725.41 = 352.93 : x
  2. Step 2: Convert to fraction form
    483.74/725.41 = 352.93/x
  3. Step 3: Cross multiply
    483.74x = 725.41 × 352.93
  4. Step 4: Simplify right side
    483.74x = 256,013.56
  5. Step 5: Solve for x
    x = 256,013.56/483.74
  6. Step 6: Final answer
    x = 529.24

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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.