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Finding the Fourth Proportional to 526.24, 788.24 and 396.56

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Solution

The fourth proportional to 526.24, 788.24 and 396.56 is: 594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.24 : 788.24 = 396.56 : x
  2. Step 2: Convert to fraction form
    526.24/788.24 = 396.56/x
  3. Step 3: Cross multiply
    526.24x = 788.24 × 396.56
  4. Step 4: Simplify right side
    526.24x = 312,584.45
  5. Step 5: Solve for x
    x = 312,584.45/526.24
  6. Step 6: Final answer
    x = 594.00

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Similar ratio
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1.5x scale

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.