Home / 683,865.81-1,025,682.36-228,405.41

Finding the Fourth Proportional to 683,865.81, 1,025,682.36 and 228,405.41

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Solution

The fourth proportional to 683,865.81, 1,025,682.36 and 228,405.41 is: 342,569.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,865.81 : 1,025,682.36 = 228,405.41 : x
  2. Step 2: Convert to fraction form
    683,865.81/1,025,682.36 = 228,405.41/x
  3. Step 3: Cross multiply
    683,865.81x = 1,025,682.36 × 228,405.41
  4. Step 4: Simplify right side
    683,865.81x = 234,271,394,837.16
  5. Step 5: Solve for x
    x = 234,271,394,837.16/683,865.81
  6. Step 6: Final answer
    x = 342,569.25

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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.