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Finding the Fourth Proportional to 583.49, 805.23 and 334.82

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Solution

The fourth proportional to 583.49, 805.23 and 334.82 is: 462.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.49 : 805.23 = 334.82 : x
  2. Step 2: Convert to fraction form
    583.49/805.23 = 334.82/x
  3. Step 3: Cross multiply
    583.49x = 805.23 × 334.82
  4. Step 4: Simplify right side
    583.49x = 269,603.08
  5. Step 5: Solve for x
    x = 269,603.08/583.49
  6. Step 6: Final answer
    x = 462.06

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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.