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Finding the Fourth Proportional to 575.07, 793.67 and 464.37

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Solution

The fourth proportional to 575.07, 793.67 and 464.37 is: 640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.07 : 793.67 = 464.37 : x
  2. Step 2: Convert to fraction form
    575.07/793.67 = 464.37/x
  3. Step 3: Cross multiply
    575.07x = 793.67 × 464.37
  4. Step 4: Simplify right side
    575.07x = 368,556.54
  5. Step 5: Solve for x
    x = 368,556.54/575.07
  6. Step 6: Final answer
    x = 640.89

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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.