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Finding the Fourth Proportional to 583.64, 805.50 and 362.60

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Solution

The fourth proportional to 583.64, 805.50 and 362.60 is: 500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.64 : 805.50 = 362.60 : x
  2. Step 2: Convert to fraction form
    583.64/805.50 = 362.60/x
  3. Step 3: Cross multiply
    583.64x = 805.50 × 362.60
  4. Step 4: Simplify right side
    583.64x = 292,074.30
  5. Step 5: Solve for x
    x = 292,074.30/583.64
  6. Step 6: Final answer
    x = 500.44

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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.