Home / 1,049.70-1,448.56-583.95

Finding the Fourth Proportional to 1,049.70, 1,448.56 and 583.95

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Solution

The fourth proportional to 1,049.70, 1,448.56 and 583.95 is: 805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049.70 : 1,448.56 = 583.95 : x
  2. Step 2: Convert to fraction form
    1,049.70/1,448.56 = 583.95/x
  3. Step 3: Cross multiply
    1,049.70x = 1,448.56 × 583.95
  4. Step 4: Simplify right side
    1,049.70x = 845,886.61
  5. Step 5: Solve for x
    x = 845,886.61/1,049.70
  6. Step 6: Final answer
    x = 805.84

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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.