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Finding the Fourth Proportional to 527.08, 790.86 and 295.96

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Solution

The fourth proportional to 527.08, 790.86 and 295.96 is: 444.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.08 : 790.86 = 295.96 : x
  2. Step 2: Convert to fraction form
    527.08/790.86 = 295.96/x
  3. Step 3: Cross multiply
    527.08x = 790.86 × 295.96
  4. Step 4: Simplify right side
    527.08x = 234,062.93
  5. Step 5: Solve for x
    x = 234,062.93/527.08
  6. Step 6: Final answer
    x = 444.07

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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.