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Finding the Fourth Proportional to 797.37, 1,100.10 and 482.73

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Solution

The fourth proportional to 797.37, 1,100.10 and 482.73 is: 666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.37 : 1,100.10 = 482.73 : x
  2. Step 2: Convert to fraction form
    797.37/1,100.10 = 482.73/x
  3. Step 3: Cross multiply
    797.37x = 1,100.10 × 482.73
  4. Step 4: Simplify right side
    797.37x = 531,045.77
  5. Step 5: Solve for x
    x = 531,045.77/797.37
  6. Step 6: Final answer
    x = 666.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.