Home / 683,622.80-1,025,613.40-262,912.40

Finding the Fourth Proportional to 683,622.80, 1,025,613.40 and 262,912.40

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Solution

The fourth proportional to 683,622.80, 1,025,613.40 and 262,912.40 is: 394,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,622.80 : 1,025,613.40 = 262,912.40 : x
  2. Step 2: Convert to fraction form
    683,622.80/1,025,613.40 = 262,912.40/x
  3. Step 3: Cross multiply
    683,622.80x = 1,025,613.40 × 262,912.40
  4. Step 4: Simplify right side
    683,622.80x = 269,646,480,466.16
  5. Step 5: Solve for x
    x = 269,646,480,466.16/683,622.80
  6. Step 6: Final answer
    x = 394,437.52

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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.