Home / 1,629.02-2,442.72-533.24

Finding the Fourth Proportional to 1,629.02, 2,442.72 and 533.24

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Solution

The fourth proportional to 1,629.02, 2,442.72 and 533.24 is: 799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.02 : 2,442.72 = 533.24 : x
  2. Step 2: Convert to fraction form
    1,629.02/2,442.72 = 533.24/x
  3. Step 3: Cross multiply
    1,629.02x = 2,442.72 × 533.24
  4. Step 4: Simplify right side
    1,629.02x = 1,302,556.01
  5. Step 5: Solve for x
    x = 1,302,556.01/1,629.02
  6. Step 6: Final answer
    x = 799.59

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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.