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Finding the Fourth Proportional to 336.57, 504.76 and 117.19

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Solution

The fourth proportional to 336.57, 504.76 and 117.19 is: 175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.57 : 504.76 = 117.19 : x
  2. Step 2: Convert to fraction form
    336.57/504.76 = 117.19/x
  3. Step 3: Cross multiply
    336.57x = 504.76 × 117.19
  4. Step 4: Simplify right side
    336.57x = 59,149.71
  5. Step 5: Solve for x
    x = 59,149.71/336.57
  6. Step 6: Final answer
    x = 175.74

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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.