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Finding the Fourth Proportional to 510.03, 764.37 and 373.28

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Solution

The fourth proportional to 510.03, 764.37 and 373.28 is: 559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    510.03 : 764.37 = 373.28 : x
  2. Step 2: Convert to fraction form
    510.03/764.37 = 373.28/x
  3. Step 3: Cross multiply
    510.03x = 764.37 × 373.28
  4. Step 4: Simplify right side
    510.03x = 285,320.21
  5. Step 5: Solve for x
    x = 285,320.21/510.03
  6. Step 6: Final answer
    x = 559.42

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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.