Home / 844,863.74-1,267,284.67-205,172.72

Finding the Fourth Proportional to 844,863.74, 1,267,284.67 and 205,172.72

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Solution

The fourth proportional to 844,863.74, 1,267,284.67 and 205,172.72 is: 307,756.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,863.74 : 1,267,284.67 = 205,172.72 : x
  2. Step 2: Convert to fraction form
    844,863.74/1,267,284.67 = 205,172.72/x
  3. Step 3: Cross multiply
    844,863.74x = 1,267,284.67 × 205,172.72
  4. Step 4: Simplify right side
    844,863.74x = 260,012,242,758.20
  5. Step 5: Solve for x
    x = 260,012,242,758.20/844,863.74
  6. Step 6: Final answer
    x = 307,756.42

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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.