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Finding the Fourth Proportional to 527.41, 790.43 and 235.00

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Solution

The fourth proportional to 527.41, 790.43 and 235.00 is: 352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.41 : 790.43 = 235.00 : x
  2. Step 2: Convert to fraction form
    527.41/790.43 = 235.00/x
  3. Step 3: Cross multiply
    527.41x = 790.43 × 235.00
  4. Step 4: Simplify right side
    527.41x = 185,750.86
  5. Step 5: Solve for x
    x = 185,750.86/527.41
  6. Step 6: Final answer
    x = 352.19

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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.