Home / 1,040.19-1,435.56-598.08

Finding the Fourth Proportional to 1,040.19, 1,435.56 and 598.08

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Solution

The fourth proportional to 1,040.19, 1,435.56 and 598.08 is: 825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040.19 : 1,435.56 = 598.08 : x
  2. Step 2: Convert to fraction form
    1,040.19/1,435.56 = 598.08/x
  3. Step 3: Cross multiply
    1,040.19x = 1,435.56 × 598.08
  4. Step 4: Simplify right side
    1,040.19x = 858,579.72
  5. Step 5: Solve for x
    x = 858,579.72/1,040.19
  6. Step 6: Final answer
    x = 825.41

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1.5x scale

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.