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Finding the Fourth Proportional to 575.16, 793.70 and 335.87

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Solution

The fourth proportional to 575.16, 793.70 and 335.87 is: 463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.16 : 793.70 = 335.87 : x
  2. Step 2: Convert to fraction form
    575.16/793.70 = 335.87/x
  3. Step 3: Cross multiply
    575.16x = 793.70 × 335.87
  4. Step 4: Simplify right side
    575.16x = 266,580.84
  5. Step 5: Solve for x
    x = 266,580.84/575.16
  6. Step 6: Final answer
    x = 463.49

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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.