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Finding the Fourth Proportional to 796.83, 1,192.94 and 535.93

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Solution

The fourth proportional to 796.83, 1,192.94 and 535.93 is: 802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.83 : 1,192.94 = 535.93 : x
  2. Step 2: Convert to fraction form
    796.83/1,192.94 = 535.93/x
  3. Step 3: Cross multiply
    796.83x = 1,192.94 × 535.93
  4. Step 4: Simplify right side
    796.83x = 639,331.11
  5. Step 5: Solve for x
    x = 639,331.11/796.83
  6. Step 6: Final answer
    x = 802.34

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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.