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Finding the Fourth Proportional to 507.98, 701.31 and 333.63

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Solution

The fourth proportional to 507.98, 701.31 and 333.63 is: 460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.98 : 701.31 = 333.63 : x
  2. Step 2: Convert to fraction form
    507.98/701.31 = 333.63/x
  3. Step 3: Cross multiply
    507.98x = 701.31 × 333.63
  4. Step 4: Simplify right side
    507.98x = 233,978.06
  5. Step 5: Solve for x
    x = 233,978.06/507.98
  6. Step 6: Final answer
    x = 460.60

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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.