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Finding the Fourth Proportional to 504.42, 695.35 and 338.26

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Solution

The fourth proportional to 504.42, 695.35 and 338.26 is: 466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.42 : 695.35 = 338.26 : x
  2. Step 2: Convert to fraction form
    504.42/695.35 = 338.26/x
  3. Step 3: Cross multiply
    504.42x = 695.35 × 338.26
  4. Step 4: Simplify right side
    504.42x = 235,209.09
  5. Step 5: Solve for x
    x = 235,209.09/504.42
  6. Step 6: Final answer
    x = 466.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.