Home / 1,040.05-1,435.35-598.06

Finding the Fourth Proportional to 1,040.05, 1,435.35 and 598.06

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Solution

The fourth proportional to 1,040.05, 1,435.35 and 598.06 is: 825.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040.05 : 1,435.35 = 598.06 : x
  2. Step 2: Convert to fraction form
    1,040.05/1,435.35 = 598.06/x
  3. Step 3: Cross multiply
    1,040.05x = 1,435.35 × 598.06
  4. Step 4: Simplify right side
    1,040.05x = 858,425.42
  5. Step 5: Solve for x
    x = 858,425.42/1,040.05
  6. Step 6: Final answer
    x = 825.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.