Home / 1,232.07-1,848.80-451.97

Finding the Fourth Proportional to 1,232.07, 1,848.80 and 451.97

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Solution

The fourth proportional to 1,232.07, 1,848.80 and 451.97 is: 678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.07 : 1,848.80 = 451.97 : x
  2. Step 2: Convert to fraction form
    1,232.07/1,848.80 = 451.97/x
  3. Step 3: Cross multiply
    1,232.07x = 1,848.80 × 451.97
  4. Step 4: Simplify right side
    1,232.07x = 835,594.02
  5. Step 5: Solve for x
    x = 835,594.02/1,232.07
  6. Step 6: Final answer
    x = 678.20

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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.