Home / 1,629.32-2,444.22-533.42

Finding the Fourth Proportional to 1,629.32, 2,444.22 and 533.42

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Solution

The fourth proportional to 1,629.32, 2,444.22 and 533.42 is: 800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.32 : 2,444.22 = 533.42 : x
  2. Step 2: Convert to fraction form
    1,629.32/2,444.22 = 533.42/x
  3. Step 3: Cross multiply
    1,629.32x = 2,444.22 × 533.42
  4. Step 4: Simplify right side
    1,629.32x = 1,303,795.83
  5. Step 5: Solve for x
    x = 1,303,795.83/1,629.32
  6. Step 6: Final answer
    x = 800.21

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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.