Home / 1,060.09-1,588.01-443.48

Finding the Fourth Proportional to 1,060.09, 1,588.01 and 443.48

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Solution

The fourth proportional to 1,060.09, 1,588.01 and 443.48 is: 664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.09 : 1,588.01 = 443.48 : x
  2. Step 2: Convert to fraction form
    1,060.09/1,588.01 = 443.48/x
  3. Step 3: Cross multiply
    1,060.09x = 1,588.01 × 443.48
  4. Step 4: Simplify right side
    1,060.09x = 704,240.52
  5. Step 5: Solve for x
    x = 704,240.52/1,060.09
  6. Step 6: Final answer
    x = 664.32

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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.