Home / 683,569-1,025,322.54-210,233.80

Finding the Fourth Proportional to 683,569, 1,025,322.54 and 210,233.80

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Solution

The fourth proportional to 683,569, 1,025,322.54 and 210,233.80 is: 315,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,569 : 1,025,322.54 = 210,233.80 : x
  2. Step 2: Convert to fraction form
    683,569/1,025,322.54 = 210,233.80/x
  3. Step 3: Cross multiply
    683,569x = 1,025,322.54 × 210,233.80
  4. Step 4: Simplify right side
    683,569x = 215,557,453,809.85
  5. Step 5: Solve for x
    x = 215,557,453,809.85/683,569
  6. Step 6: Final answer
    x = 315,341.18

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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.