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Finding the Fourth Proportional to 599.55, 899.46 and 275.01

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Solution

The fourth proportional to 599.55, 899.46 and 275.01 is: 412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.55 : 899.46 = 275.01 : x
  2. Step 2: Convert to fraction form
    599.55/899.46 = 275.01/x
  3. Step 3: Cross multiply
    599.55x = 899.46 × 275.01
  4. Step 4: Simplify right side
    599.55x = 247,360.49
  5. Step 5: Solve for x
    x = 247,360.49/599.55
  6. Step 6: Final answer
    x = 412.58

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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.