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Finding the Fourth Proportional to 346.76, 519.26 and 336.50

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Solution

The fourth proportional to 346.76, 519.26 and 336.50 is: 503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.76 : 519.26 = 336.50 : x
  2. Step 2: Convert to fraction form
    346.76/519.26 = 336.50/x
  3. Step 3: Cross multiply
    346.76x = 519.26 × 336.50
  4. Step 4: Simplify right side
    346.76x = 174,730.99
  5. Step 5: Solve for x
    x = 174,730.99/346.76
  6. Step 6: Final answer
    x = 503.90

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Why These Related Problems?

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