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Finding the Fourth Proportional to 556.34, 833.69 and 336.22

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Solution

The fourth proportional to 556.34, 833.69 and 336.22 is: 503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.34 : 833.69 = 336.22 : x
  2. Step 2: Convert to fraction form
    556.34/833.69 = 336.22/x
  3. Step 3: Cross multiply
    556.34x = 833.69 × 336.22
  4. Step 4: Simplify right side
    556.34x = 280,302.01
  5. Step 5: Solve for x
    x = 280,302.01/556.34
  6. Step 6: Final answer
    x = 503.84

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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.