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Finding the Fourth Proportional to 440.95, 607.92 and 365.98

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Solution

The fourth proportional to 440.95, 607.92 and 365.98 is: 504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.95 : 607.92 = 365.98 : x
  2. Step 2: Convert to fraction form
    440.95/607.92 = 365.98/x
  3. Step 3: Cross multiply
    440.95x = 607.92 × 365.98
  4. Step 4: Simplify right side
    440.95x = 222,483.52
  5. Step 5: Solve for x
    x = 222,483.52/440.95
  6. Step 6: Final answer
    x = 504.56

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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.