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Finding the Fourth Proportional to 466.20, 697.50 and 369

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Solution

The fourth proportional to 466.20, 697.50 and 369 is: 552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.20 : 697.50 = 369 : x
  2. Step 2: Convert to fraction form
    466.20/697.50 = 369/x
  3. Step 3: Cross multiply
    466.20x = 697.50 × 369
  4. Step 4: Simplify right side
    466.20x = 257,377.50
  5. Step 5: Solve for x
    x = 257,377.50/466.20
  6. Step 6: Final answer
    x = 552.08

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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.