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Finding the Fourth Proportional to 798.05, 1,101.04 and 483.41

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Solution

The fourth proportional to 798.05, 1,101.04 and 483.41 is: 666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    798.05 : 1,101.04 = 483.41 : x
  2. Step 2: Convert to fraction form
    798.05/1,101.04 = 483.41/x
  3. Step 3: Cross multiply
    798.05x = 1,101.04 × 483.41
  4. Step 4: Simplify right side
    798.05x = 532,255.29
  5. Step 5: Solve for x
    x = 532,255.29/798.05
  6. Step 6: Final answer
    x = 666.94

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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.