Home / 1,263,698.50-1,895,548.01-422,250.34

Finding the Fourth Proportional to 1,263,698.50, 1,895,548.01 and 422,250.34

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Solution

The fourth proportional to 1,263,698.50, 1,895,548.01 and 422,250.34 is: 633,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,698.50 : 1,895,548.01 = 422,250.34 : x
  2. Step 2: Convert to fraction form
    1,263,698.50/1,895,548.01 = 422,250.34/x
  3. Step 3: Cross multiply
    1,263,698.50x = 1,895,548.01 × 422,250.34
  4. Step 4: Simplify right side
    1,263,698.50x = 800,395,791,708.82
  5. Step 5: Solve for x
    x = 800,395,791,708.82/1,263,698.50
  6. Step 6: Final answer
    x = 633,375.60

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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.