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Finding the Fourth Proportional to 374.57, 519.01 and 366.07

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Solution

The fourth proportional to 374.57, 519.01 and 366.07 is: 507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.57 : 519.01 = 366.07 : x
  2. Step 2: Convert to fraction form
    374.57/519.01 = 366.07/x
  3. Step 3: Cross multiply
    374.57x = 519.01 × 366.07
  4. Step 4: Simplify right side
    374.57x = 189,992.75
  5. Step 5: Solve for x
    x = 189,992.75/374.57
  6. Step 6: Final answer
    x = 507.22

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.