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Finding the Fourth Proportional to 336.01, 504.12 and 312.54

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Solution

The fourth proportional to 336.01, 504.12 and 312.54 is: 468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.01 : 504.12 = 312.54 : x
  2. Step 2: Convert to fraction form
    336.01/504.12 = 312.54/x
  3. Step 3: Cross multiply
    336.01x = 504.12 × 312.54
  4. Step 4: Simplify right side
    336.01x = 157,557.66
  5. Step 5: Solve for x
    x = 157,557.66/336.01
  6. Step 6: Final answer
    x = 468.91

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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.