Home / 1,010,246.25-1,515,619.06-300,271.33

Finding the Fourth Proportional to 1,010,246.25, 1,515,619.06 and 300,271.33

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Solution

The fourth proportional to 1,010,246.25, 1,515,619.06 and 300,271.33 is: 450,481.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,246.25 : 1,515,619.06 = 300,271.33 : x
  2. Step 2: Convert to fraction form
    1,010,246.25/1,515,619.06 = 300,271.33/x
  3. Step 3: Cross multiply
    1,010,246.25x = 1,515,619.06 × 300,271.33
  4. Step 4: Simplify right side
    1,010,246.25x = 455,096,950,919.55
  5. Step 5: Solve for x
    x = 455,096,950,919.55/1,010,246.25
  6. Step 6: Final answer
    x = 450,481.21

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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.