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Finding the Fourth Proportional to 346.68, 519.21 and 334.53

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Solution

The fourth proportional to 346.68, 519.21 and 334.53 is: 501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.68 : 519.21 = 334.53 : x
  2. Step 2: Convert to fraction form
    346.68/519.21 = 334.53/x
  3. Step 3: Cross multiply
    346.68x = 519.21 × 334.53
  4. Step 4: Simplify right side
    346.68x = 173,691.32
  5. Step 5: Solve for x
    x = 173,691.32/346.68
  6. Step 6: Final answer
    x = 501.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.