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Finding the Fourth Proportional to 848.16, 1,273.44 and 733.80

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Solution

The fourth proportional to 848.16, 1,273.44 and 733.80 is: 1,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.16 : 1,273.44 = 733.80 : x
  2. Step 2: Convert to fraction form
    848.16/1,273.44 = 733.80/x
  3. Step 3: Cross multiply
    848.16x = 1,273.44 × 733.80
  4. Step 4: Simplify right side
    848.16x = 934,450.27
  5. Step 5: Solve for x
    x = 934,450.27/848.16
  6. Step 6: Final answer
    x = 1,101.74

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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.