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Finding the Fourth Proportional to 793.02, 1,093.77 and 526.99

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Solution

The fourth proportional to 793.02, 1,093.77 and 526.99 is: 726.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.02 : 1,093.77 = 526.99 : x
  2. Step 2: Convert to fraction form
    793.02/1,093.77 = 526.99/x
  3. Step 3: Cross multiply
    793.02x = 1,093.77 × 526.99
  4. Step 4: Simplify right side
    793.02x = 576,405.17
  5. Step 5: Solve for x
    x = 576,405.17/793.02
  6. Step 6: Final answer
    x = 726.84

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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.