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Finding the Fourth Proportional to 574.02, 792.46 and 364.50

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Solution

The fourth proportional to 574.02, 792.46 and 364.50 is: 503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.02 : 792.46 = 364.50 : x
  2. Step 2: Convert to fraction form
    574.02/792.46 = 364.50/x
  3. Step 3: Cross multiply
    574.02x = 792.46 × 364.50
  4. Step 4: Simplify right side
    574.02x = 288,851.67
  5. Step 5: Solve for x
    x = 288,851.67/574.02
  6. Step 6: Final answer
    x = 503.21

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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.