Home / 1,040.24-1,435.52-598.19

Finding the Fourth Proportional to 1,040.24, 1,435.52 and 598.19

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Solution

The fourth proportional to 1,040.24, 1,435.52 and 598.19 is: 825.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040.24 : 1,435.52 = 598.19 : x
  2. Step 2: Convert to fraction form
    1,040.24/1,435.52 = 598.19/x
  3. Step 3: Cross multiply
    1,040.24x = 1,435.52 × 598.19
  4. Step 4: Simplify right side
    1,040.24x = 858,708.03
  5. Step 5: Solve for x
    x = 858,708.03/1,040.24
  6. Step 6: Final answer
    x = 825.49

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Double scale
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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.