Finding the Fourth Proportional to 888,220.21, 1,332,317.93 and 214,295.85
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Solution
The fourth proportional to 888,220.21, 1,332,317.93 and 214,295.85 is: 321,440.79
Step by Step Solution
- Step 1: Write the proportion equation
888,220.21 : 1,332,317.93 = 214,295.85 : x - Step 2: Convert to fraction form
888,220.21/1,332,317.93 = 214,295.85/x - Step 3: Cross multiply
888,220.21x = 1,332,317.93 × 214,295.85 - Step 4: Simplify right side
888,220.21x = 285,510,207,462.03 - Step 5: Solve for x
x = 285,510,207,462.03/888,220.21 - Step 6: Final answer
x = 321,440.79
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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.