Home / 284,010.40-425,497.20-173,072.80

Finding the Fourth Proportional to 284,010.40, 425,497.20 and 173,072.80

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Solution

The fourth proportional to 284,010.40, 425,497.20 and 173,072.80 is: 259,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,010.40 : 425,497.20 = 173,072.80 : x
  2. Step 2: Convert to fraction form
    284,010.40/425,497.20 = 173,072.80/x
  3. Step 3: Cross multiply
    284,010.40x = 425,497.20 × 173,072.80
  4. Step 4: Simplify right side
    284,010.40x = 73,641,991,796.16
  5. Step 5: Solve for x
    x = 73,641,991,796.16/284,010.40
  6. Step 6: Final answer
    x = 259,293.29

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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.