Home / 1,040.27-1,435.64-598.28

Finding the Fourth Proportional to 1,040.27, 1,435.64 and 598.28

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Solution

The fourth proportional to 1,040.27, 1,435.64 and 598.28 is: 825.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040.27 : 1,435.64 = 598.28 : x
  2. Step 2: Convert to fraction form
    1,040.27/1,435.64 = 598.28/x
  3. Step 3: Cross multiply
    1,040.27x = 1,435.64 × 598.28
  4. Step 4: Simplify right side
    1,040.27x = 858,904.53
  5. Step 5: Solve for x
    x = 858,904.53/1,040.27
  6. Step 6: Final answer
    x = 825.66

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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.