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Finding the Fourth Proportional to 556.02, 833.33 and 336.74

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Solution

The fourth proportional to 556.02, 833.33 and 336.74 is: 504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.02 : 833.33 = 336.74 : x
  2. Step 2: Convert to fraction form
    556.02/833.33 = 336.74/x
  3. Step 3: Cross multiply
    556.02x = 833.33 × 336.74
  4. Step 4: Simplify right side
    556.02x = 280,609.69
  5. Step 5: Solve for x
    x = 280,609.69/556.02
  6. Step 6: Final answer
    x = 504.68

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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.