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Finding the Fourth Proportional to 543.45, 750.03 and 333.73

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Solution

The fourth proportional to 543.45, 750.03 and 333.73 is: 460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    543.45 : 750.03 = 333.73 : x
  2. Step 2: Convert to fraction form
    543.45/750.03 = 333.73/x
  3. Step 3: Cross multiply
    543.45x = 750.03 × 333.73
  4. Step 4: Simplify right side
    543.45x = 250,307.51
  5. Step 5: Solve for x
    x = 250,307.51/543.45
  6. Step 6: Final answer
    x = 460.59

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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.