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Finding the Fourth Proportional to 575.13, 793.53 and 365.22

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Solution

The fourth proportional to 575.13, 793.53 and 365.22 is: 503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.13 : 793.53 = 365.22 : x
  2. Step 2: Convert to fraction form
    575.13/793.53 = 365.22/x
  3. Step 3: Cross multiply
    575.13x = 793.53 × 365.22
  4. Step 4: Simplify right side
    575.13x = 289,813.03
  5. Step 5: Solve for x
    x = 289,813.03/575.13
  6. Step 6: Final answer
    x = 503.91

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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.