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Finding the Fourth Proportional to 525.34, 788.31 and 294.43

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Solution

The fourth proportional to 525.34, 788.31 and 294.43 is: 441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.34 : 788.31 = 294.43 : x
  2. Step 2: Convert to fraction form
    525.34/788.31 = 294.43/x
  3. Step 3: Cross multiply
    525.34x = 788.31 × 294.43
  4. Step 4: Simplify right side
    525.34x = 232,102.11
  5. Step 5: Solve for x
    x = 232,102.11/525.34
  6. Step 6: Final answer
    x = 441.81

Related Problems

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Half scale
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Double scale
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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.