Home / 1,232.37-1,848.56-399.56

Finding the Fourth Proportional to 1,232.37, 1,848.56 and 399.56

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Solution

The fourth proportional to 1,232.37, 1,848.56 and 399.56 is: 599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.37 : 1,848.56 = 399.56 : x
  2. Step 2: Convert to fraction form
    1,232.37/1,848.56 = 399.56/x
  3. Step 3: Cross multiply
    1,232.37x = 1,848.56 × 399.56
  4. Step 4: Simplify right side
    1,232.37x = 738,599.39
  5. Step 5: Solve for x
    x = 738,599.39/1,232.37
  6. Step 6: Final answer
    x = 599.33

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1.5x scale

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.