Home / 683,705.64-1,025,547.12-263,072.64

Finding the Fourth Proportional to 683,705.64, 1,025,547.12 and 263,072.64

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Solution

The fourth proportional to 683,705.64, 1,025,547.12 and 263,072.64 is: 394,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,705.64 : 1,025,547.12 = 263,072.64 : x
  2. Step 2: Convert to fraction form
    683,705.64/1,025,547.12 = 263,072.64/x
  3. Step 3: Cross multiply
    683,705.64x = 1,025,547.12 × 263,072.64
  4. Step 4: Simplify right side
    683,705.64x = 269,793,388,302.80
  5. Step 5: Solve for x
    x = 269,793,388,302.80/683,705.64
  6. Step 6: Final answer
    x = 394,604.60

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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.