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Finding the Fourth Proportional to 527.60, 791.52 and 202.94

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Solution

The fourth proportional to 527.60, 791.52 and 202.94 is: 304.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.60 : 791.52 = 202.94 : x
  2. Step 2: Convert to fraction form
    527.60/791.52 = 202.94/x
  3. Step 3: Cross multiply
    527.60x = 791.52 × 202.94
  4. Step 4: Simplify right side
    527.60x = 160,631.07
  5. Step 5: Solve for x
    x = 160,631.07/527.60
  6. Step 6: Final answer
    x = 304.46

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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.