Home / 1,049.16-1,447.62-583.40

Finding the Fourth Proportional to 1,049.16, 1,447.62 and 583.40

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Solution

The fourth proportional to 1,049.16, 1,447.62 and 583.40 is: 804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049.16 : 1,447.62 = 583.40 : x
  2. Step 2: Convert to fraction form
    1,049.16/1,447.62 = 583.40/x
  3. Step 3: Cross multiply
    1,049.16x = 1,447.62 × 583.40
  4. Step 4: Simplify right side
    1,049.16x = 844,541.51
  5. Step 5: Solve for x
    x = 844,541.51/1,049.16
  6. Step 6: Final answer
    x = 804.97

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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.