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Finding the Fourth Proportional to 592.83, 817.81 and 356.67

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Solution

The fourth proportional to 592.83, 817.81 and 356.67 is: 492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.83 : 817.81 = 356.67 : x
  2. Step 2: Convert to fraction form
    592.83/817.81 = 356.67/x
  3. Step 3: Cross multiply
    592.83x = 817.81 × 356.67
  4. Step 4: Simplify right side
    592.83x = 291,687.40
  5. Step 5: Solve for x
    x = 291,687.40/592.83
  6. Step 6: Final answer
    x = 492.03

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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.