Home / 1,050.20-1,449.26-584.45

Finding the Fourth Proportional to 1,050.20, 1,449.26 and 584.45

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Solution

The fourth proportional to 1,050.20, 1,449.26 and 584.45 is: 806.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.20 : 1,449.26 = 584.45 : x
  2. Step 2: Convert to fraction form
    1,050.20/1,449.26 = 584.45/x
  3. Step 3: Cross multiply
    1,050.20x = 1,449.26 × 584.45
  4. Step 4: Simplify right side
    1,050.20x = 847,009.84
  5. Step 5: Solve for x
    x = 847,009.84/1,050.20
  6. Step 6: Final answer
    x = 806.53

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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.