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Finding the Fourth Proportional to 775.44, 1,162.35 and 592.44

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Solution

The fourth proportional to 775.44, 1,162.35 and 592.44 is: 888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    775.44 : 1,162.35 = 592.44 : x
  2. Step 2: Convert to fraction form
    775.44/1,162.35 = 592.44/x
  3. Step 3: Cross multiply
    775.44x = 1,162.35 × 592.44
  4. Step 4: Simplify right side
    775.44x = 688,622.63
  5. Step 5: Solve for x
    x = 688,622.63/775.44
  6. Step 6: Final answer
    x = 888.04

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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.