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Finding the Fourth Proportional to 582.68, 874.01 and 149.83

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Solution

The fourth proportional to 582.68, 874.01 and 149.83 is: 224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.68 : 874.01 = 149.83 : x
  2. Step 2: Convert to fraction form
    582.68/874.01 = 149.83/x
  3. Step 3: Cross multiply
    582.68x = 874.01 × 149.83
  4. Step 4: Simplify right side
    582.68x = 130,952.17
  5. Step 5: Solve for x
    x = 130,952.17/582.68
  6. Step 6: Final answer
    x = 224.74

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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.