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Finding the Fourth Proportional to 1,556.09, 2,334.23 and 582.11

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Solution

The fourth proportional to 1,556.09, 2,334.23 and 582.11 is: 873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.09 : 2,334.23 = 582.11 : x
  2. Step 2: Convert to fraction form
    1,556.09/2,334.23 = 582.11/x
  3. Step 3: Cross multiply
    1,556.09x = 2,334.23 × 582.11
  4. Step 4: Simplify right side
    1,556.09x = 1,358,778.63
  5. Step 5: Solve for x
    x = 1,358,778.63/1,556.09
  6. Step 6: Final answer
    x = 873.20

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