Home / 1,223.00-1,834.76-357.38

Finding the Fourth Proportional to 1,223.00, 1,834.76 and 357.38

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Solution

The fourth proportional to 1,223.00, 1,834.76 and 357.38 is: 536.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223.00 : 1,834.76 = 357.38 : x
  2. Step 2: Convert to fraction form
    1,223.00/1,834.76 = 357.38/x
  3. Step 3: Cross multiply
    1,223.00x = 1,834.76 × 357.38
  4. Step 4: Simplify right side
    1,223.00x = 655,698.25
  5. Step 5: Solve for x
    x = 655,698.25/1,223.00
  6. Step 6: Final answer
    x = 536.14

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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.