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Finding the Fourth Proportional to 575.33, 793.95 and 313.34

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Solution

The fourth proportional to 575.33, 793.95 and 313.34 is: 432.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.33 : 793.95 = 313.34 : x
  2. Step 2: Convert to fraction form
    575.33/793.95 = 313.34/x
  3. Step 3: Cross multiply
    575.33x = 793.95 × 313.34
  4. Step 4: Simplify right side
    575.33x = 248,776.29
  5. Step 5: Solve for x
    x = 248,776.29/575.33
  6. Step 6: Final answer
    x = 432.41

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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.