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Finding the Fourth Proportional to 849.33, 1,273.59 and 362.12

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Solution

The fourth proportional to 849.33, 1,273.59 and 362.12 is: 543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    849.33 : 1,273.59 = 362.12 : x
  2. Step 2: Convert to fraction form
    849.33/1,273.59 = 362.12/x
  3. Step 3: Cross multiply
    849.33x = 1,273.59 × 362.12
  4. Step 4: Simplify right side
    849.33x = 461,186.04
  5. Step 5: Solve for x
    x = 461,186.04/849.33
  6. Step 6: Final answer
    x = 543.00

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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.