Home / 1,166.26-1,749.30-300.58

Finding the Fourth Proportional to 1,166.26, 1,749.30 and 300.58

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Solution

The fourth proportional to 1,166.26, 1,749.30 and 300.58 is: 450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.26 : 1,749.30 = 300.58 : x
  2. Step 2: Convert to fraction form
    1,166.26/1,749.30 = 300.58/x
  3. Step 3: Cross multiply
    1,166.26x = 1,749.30 × 300.58
  4. Step 4: Simplify right side
    1,166.26x = 525,804.59
  5. Step 5: Solve for x
    x = 525,804.59/1,166.26
  6. Step 6: Final answer
    x = 450.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.