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Finding the Fourth Proportional to 504.34, 696.04 and 336.28

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Solution

The fourth proportional to 504.34, 696.04 and 336.28 is: 464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.34 : 696.04 = 336.28 : x
  2. Step 2: Convert to fraction form
    504.34/696.04 = 336.28/x
  3. Step 3: Cross multiply
    504.34x = 696.04 × 336.28
  4. Step 4: Simplify right side
    504.34x = 234,061.75
  5. Step 5: Solve for x
    x = 234,061.75/504.34
  6. Step 6: Final answer
    x = 464.10

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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.