Home / 1,192.43-1,788.09-452.18

Finding the Fourth Proportional to 1,192.43, 1,788.09 and 452.18

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Solution

The fourth proportional to 1,192.43, 1,788.09 and 452.18 is: 678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192.43 : 1,788.09 = 452.18 : x
  2. Step 2: Convert to fraction form
    1,192.43/1,788.09 = 452.18/x
  3. Step 3: Cross multiply
    1,192.43x = 1,788.09 × 452.18
  4. Step 4: Simplify right side
    1,192.43x = 808,538.54
  5. Step 5: Solve for x
    x = 808,538.54/1,192.43
  6. Step 6: Final answer
    x = 678.06

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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.