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Finding the Fourth Proportional to 582.80, 874.24 and 150

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Solution

The fourth proportional to 582.80, 874.24 and 150 is: 225.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.80 : 874.24 = 150 : x
  2. Step 2: Convert to fraction form
    582.80/874.24 = 150/x
  3. Step 3: Cross multiply
    582.80x = 874.24 × 150
  4. Step 4: Simplify right side
    582.80x = 131,136
  5. Step 5: Solve for x
    x = 131,136/582.80
  6. Step 6: Final answer
    x = 225.01

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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.