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Finding the Fourth Proportional to 582.89, 804.45 and 334.28

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Solution

The fourth proportional to 582.89, 804.45 and 334.28 is: 461.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.89 : 804.45 = 334.28 : x
  2. Step 2: Convert to fraction form
    582.89/804.45 = 334.28/x
  3. Step 3: Cross multiply
    582.89x = 804.45 × 334.28
  4. Step 4: Simplify right side
    582.89x = 268,907.52
  5. Step 5: Solve for x
    x = 268,907.52/582.89
  6. Step 6: Final answer
    x = 461.34

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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.