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Finding the Fourth Proportional to 526.37, 789.95 and 295.31

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Solution

The fourth proportional to 526.37, 789.95 and 295.31 is: 443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.37 : 789.95 = 295.31 : x
  2. Step 2: Convert to fraction form
    526.37/789.95 = 295.31/x
  3. Step 3: Cross multiply
    526.37x = 789.95 × 295.31
  4. Step 4: Simplify right side
    526.37x = 233,282.85
  5. Step 5: Solve for x
    x = 233,282.85/526.37
  6. Step 6: Final answer
    x = 443.20

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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.