Home / 683,721.72-1,025,270.73-284,124.42

Finding the Fourth Proportional to 683,721.72, 1,025,270.73 and 284,124.42

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Solution

The fourth proportional to 683,721.72, 1,025,270.73 and 284,124.42 is: 426,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,721.72 : 1,025,270.73 = 284,124.42 : x
  2. Step 2: Convert to fraction form
    683,721.72/1,025,270.73 = 284,124.42/x
  3. Step 3: Cross multiply
    683,721.72x = 1,025,270.73 × 284,124.42
  4. Step 4: Simplify right side
    683,721.72x = 291,304,451,504.23
  5. Step 5: Solve for x
    x = 291,304,451,504.23/683,721.72
  6. Step 6: Final answer
    x = 426,057.04

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1.5x scale

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.