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Finding the Fourth Proportional to 599.92, 900.44 and 307.63

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Solution

The fourth proportional to 599.92, 900.44 and 307.63 is: 461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.92 : 900.44 = 307.63 : x
  2. Step 2: Convert to fraction form
    599.92/900.44 = 307.63/x
  3. Step 3: Cross multiply
    599.92x = 900.44 × 307.63
  4. Step 4: Simplify right side
    599.92x = 276,999.70
  5. Step 5: Solve for x
    x = 276,999.70/599.92
  6. Step 6: Final answer
    x = 461.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.