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Finding the Fourth Proportional to 582.35, 804.67 and 416.27

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Solution

The fourth proportional to 582.35, 804.67 and 416.27 is: 575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.35 : 804.67 = 416.27 : x
  2. Step 2: Convert to fraction form
    582.35/804.67 = 416.27/x
  3. Step 3: Cross multiply
    582.35x = 804.67 × 416.27
  4. Step 4: Simplify right side
    582.35x = 334,960.95
  5. Step 5: Solve for x
    x = 334,960.95/582.35
  6. Step 6: Final answer
    x = 575.19

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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.