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Finding the Fourth Proportional to 529.69, 794.42 and 375.19

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Solution

The fourth proportional to 529.69, 794.42 and 375.19 is: 562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.69 : 794.42 = 375.19 : x
  2. Step 2: Convert to fraction form
    529.69/794.42 = 375.19/x
  3. Step 3: Cross multiply
    529.69x = 794.42 × 375.19
  4. Step 4: Simplify right side
    529.69x = 298,054.47
  5. Step 5: Solve for x
    x = 298,054.47/529.69
  6. Step 6: Final answer
    x = 562.70

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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.