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Finding the Fourth Proportional to 348.94, 519.30 and 335.98

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Solution

The fourth proportional to 348.94, 519.30 and 335.98 is: 500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.94 : 519.30 = 335.98 : x
  2. Step 2: Convert to fraction form
    348.94/519.30 = 335.98/x
  3. Step 3: Cross multiply
    348.94x = 519.30 × 335.98
  4. Step 4: Simplify right side
    348.94x = 174,474.41
  5. Step 5: Solve for x
    x = 174,474.41/348.94
  6. Step 6: Final answer
    x = 500.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.