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Finding the Fourth Proportional to 849.06, 1,273.93 and 575.00

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Solution

The fourth proportional to 849.06, 1,273.93 and 575.00 is: 862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    849.06 : 1,273.93 = 575.00 : x
  2. Step 2: Convert to fraction form
    849.06/1,273.93 = 575.00/x
  3. Step 3: Cross multiply
    849.06x = 1,273.93 × 575.00
  4. Step 4: Simplify right side
    849.06x = 732,506.72
  5. Step 5: Solve for x
    x = 732,506.72/849.06
  6. Step 6: Final answer
    x = 862.73

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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.