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Finding the Fourth Proportional to 466.16, 695.52 and 396.90

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Solution

The fourth proportional to 466.16, 695.52 and 396.90 is: 592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.16 : 695.52 = 396.90 : x
  2. Step 2: Convert to fraction form
    466.16/695.52 = 396.90/x
  3. Step 3: Cross multiply
    466.16x = 695.52 × 396.90
  4. Step 4: Simplify right side
    466.16x = 276,051.89
  5. Step 5: Solve for x
    x = 276,051.89/466.16
  6. Step 6: Final answer
    x = 592.19

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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.