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Finding the Fourth Proportional to 544.07, 750.73 and 357.63

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Solution

The fourth proportional to 544.07, 750.73 and 357.63 is: 493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.07 : 750.73 = 357.63 : x
  2. Step 2: Convert to fraction form
    544.07/750.73 = 357.63/x
  3. Step 3: Cross multiply
    544.07x = 750.73 × 357.63
  4. Step 4: Simplify right side
    544.07x = 268,486.39
  5. Step 5: Solve for x
    x = 268,486.39/544.07
  6. Step 6: Final answer
    x = 493.48

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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.