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Finding the Fourth Proportional to 392.01, 586.23 and 293.25

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Solution

The fourth proportional to 392.01, 586.23 and 293.25 is: 438.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    392.01 : 586.23 = 293.25 : x
  2. Step 2: Convert to fraction form
    392.01/586.23 = 293.25/x
  3. Step 3: Cross multiply
    392.01x = 586.23 × 293.25
  4. Step 4: Simplify right side
    392.01x = 171,911.95
  5. Step 5: Solve for x
    x = 171,911.95/392.01
  6. Step 6: Final answer
    x = 438.54

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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.