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Finding the Fourth Proportional to 527.06, 790.08 and 296.06

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Solution

The fourth proportional to 527.06, 790.08 and 296.06 is: 443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.06 : 790.08 = 296.06 : x
  2. Step 2: Convert to fraction form
    527.06/790.08 = 296.06/x
  3. Step 3: Cross multiply
    527.06x = 790.08 × 296.06
  4. Step 4: Simplify right side
    527.06x = 233,911.08
  5. Step 5: Solve for x
    x = 233,911.08/527.06
  6. Step 6: Final answer
    x = 443.80

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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.