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Finding the Fourth Proportional to 599.94, 899.94 and 307.62

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Solution

The fourth proportional to 599.94, 899.94 and 307.62 is: 461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.94 : 899.94 = 307.62 : x
  2. Step 2: Convert to fraction form
    599.94/899.94 = 307.62/x
  3. Step 3: Cross multiply
    599.94x = 899.94 × 307.62
  4. Step 4: Simplify right side
    599.94x = 276,839.54
  5. Step 5: Solve for x
    x = 276,839.54/599.94
  6. Step 6: Final answer
    x = 461.45

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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.