Home / 844,981.60-1,267,664.40-284,072.80

Finding the Fourth Proportional to 844,981.60, 1,267,664.40 and 284,072.80

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Solution

The fourth proportional to 844,981.60, 1,267,664.40 and 284,072.80 is: 426,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,981.60 : 1,267,664.40 = 284,072.80 : x
  2. Step 2: Convert to fraction form
    844,981.60/1,267,664.40 = 284,072.80/x
  3. Step 3: Cross multiply
    844,981.60x = 1,267,664.40 × 284,072.80
  4. Step 4: Simplify right side
    844,981.60x = 360,108,975,568.32
  5. Step 5: Solve for x
    x = 360,108,975,568.32/844,981.60
  6. Step 6: Final answer
    x = 426,173.75

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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.