Home / 1,132,392.22-1,698,063.44-422,229.58

Finding the Fourth Proportional to 1,132,392.22, 1,698,063.44 and 422,229.58

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Solution

The fourth proportional to 1,132,392.22, 1,698,063.44 and 422,229.58 is: 633,148.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,392.22 : 1,698,063.44 = 422,229.58 : x
  2. Step 2: Convert to fraction form
    1,132,392.22/1,698,063.44 = 422,229.58/x
  3. Step 3: Cross multiply
    1,132,392.22x = 1,698,063.44 × 422,229.58
  4. Step 4: Simplify right side
    1,132,392.22x = 716,972,613,084.56
  5. Step 5: Solve for x
    x = 716,972,613,084.56/1,132,392.22
  6. Step 6: Final answer
    x = 633,148.66

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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.