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Finding the Fourth Proportional to 467.60, 698.70 and 336.98

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Solution

The fourth proportional to 467.60, 698.70 and 336.98 is: 503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.60 : 698.70 = 336.98 : x
  2. Step 2: Convert to fraction form
    467.60/698.70 = 336.98/x
  3. Step 3: Cross multiply
    467.60x = 698.70 × 336.98
  4. Step 4: Simplify right side
    467.60x = 235,444.43
  5. Step 5: Solve for x
    x = 235,444.43/467.60
  6. Step 6: Final answer
    x = 503.52

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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.