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Finding the Fourth Proportional to 582.56, 804.84 and 466.64

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Solution

The fourth proportional to 582.56, 804.84 and 466.64 is: 644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.56 : 804.84 = 466.64 : x
  2. Step 2: Convert to fraction form
    582.56/804.84 = 466.64/x
  3. Step 3: Cross multiply
    582.56x = 804.84 × 466.64
  4. Step 4: Simplify right side
    582.56x = 375,570.54
  5. Step 5: Solve for x
    x = 375,570.54/582.56
  6. Step 6: Final answer
    x = 644.69

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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.