Home / 1,223.99-1,834.60-573.36

Finding the Fourth Proportional to 1,223.99, 1,834.60 and 573.36

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Solution

The fourth proportional to 1,223.99, 1,834.60 and 573.36 is: 859.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223.99 : 1,834.60 = 573.36 : x
  2. Step 2: Convert to fraction form
    1,223.99/1,834.60 = 573.36/x
  3. Step 3: Cross multiply
    1,223.99x = 1,834.60 × 573.36
  4. Step 4: Simplify right side
    1,223.99x = 1,051,886.26
  5. Step 5: Solve for x
    x = 1,051,886.26/1,223.99
  6. Step 6: Final answer
    x = 859.39

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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.