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Finding the Fourth Proportional to 835.60, 1,148.28 and 797.52

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Solution

The fourth proportional to 835.60, 1,148.28 and 797.52 is: 1,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    835.60 : 1,148.28 = 797.52 : x
  2. Step 2: Convert to fraction form
    835.60/1,148.28 = 797.52/x
  3. Step 3: Cross multiply
    835.60x = 1,148.28 × 797.52
  4. Step 4: Simplify right side
    835.60x = 915,776.27
  5. Step 5: Solve for x
    x = 915,776.27/835.60
  6. Step 6: Final answer
    x = 1,095.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.