Home / 1,404.50-2,106.66-582.56

Finding the Fourth Proportional to 1,404.50, 2,106.66 and 582.56

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Solution

The fourth proportional to 1,404.50, 2,106.66 and 582.56 is: 873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404.50 : 2,106.66 = 582.56 : x
  2. Step 2: Convert to fraction form
    1,404.50/2,106.66 = 582.56/x
  3. Step 3: Cross multiply
    1,404.50x = 2,106.66 × 582.56
  4. Step 4: Simplify right side
    1,404.50x = 1,227,255.85
  5. Step 5: Solve for x
    x = 1,227,255.85/1,404.50
  6. Step 6: Final answer
    x = 873.80

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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.