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Finding the Fourth Proportional to 582.72, 804.12 and 334.08

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Solution

The fourth proportional to 582.72, 804.12 and 334.08 is: 461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.72 : 804.12 = 334.08 : x
  2. Step 2: Convert to fraction form
    582.72/804.12 = 334.08/x
  3. Step 3: Cross multiply
    582.72x = 804.12 × 334.08
  4. Step 4: Simplify right side
    582.72x = 268,640.41
  5. Step 5: Solve for x
    x = 268,640.41/582.72
  6. Step 6: Final answer
    x = 461.01

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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.