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Finding the Fourth Proportional to 583.92, 805.77 and 362.91

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Solution

The fourth proportional to 583.92, 805.77 and 362.91 is: 500.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.92 : 805.77 = 362.91 : x
  2. Step 2: Convert to fraction form
    583.92/805.77 = 362.91/x
  3. Step 3: Cross multiply
    583.92x = 805.77 × 362.91
  4. Step 4: Simplify right side
    583.92x = 292,421.99
  5. Step 5: Solve for x
    x = 292,421.99/583.92
  6. Step 6: Final answer
    x = 500.79

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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.