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Finding the Fourth Proportional to 730.83, 1,095.45 and 532.68

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Solution

The fourth proportional to 730.83, 1,095.45 and 532.68 is: 798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    730.83 : 1,095.45 = 532.68 : x
  2. Step 2: Convert to fraction form
    730.83/1,095.45 = 532.68/x
  3. Step 3: Cross multiply
    730.83x = 1,095.45 × 532.68
  4. Step 4: Simplify right side
    730.83x = 583,524.31
  5. Step 5: Solve for x
    x = 583,524.31/730.83
  6. Step 6: Final answer
    x = 798.44

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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.