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Finding the Fourth Proportional to 352.94, 483.50 and 348.99

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Solution

The fourth proportional to 352.94, 483.50 and 348.99 is: 478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.94 : 483.50 = 348.99 : x
  2. Step 2: Convert to fraction form
    352.94/483.50 = 348.99/x
  3. Step 3: Cross multiply
    352.94x = 483.50 × 348.99
  4. Step 4: Simplify right side
    352.94x = 168,734.92
  5. Step 5: Solve for x
    x = 168,734.92/352.94
  6. Step 6: Final answer
    x = 478.08

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.