Finding the Fourth Proportional to 664,237.35, 994,879.80 and 664,237.35
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Solution
The fourth proportional to 664,237.35, 994,879.80 and 664,237.35 is: 994,879.80
Step by Step Solution
- Step 1: Write the proportion equation
664,237.35 : 994,879.80 = 664,237.35 : x - Step 2: Convert to fraction form
664,237.35/994,879.80 = 664,237.35/x - Step 3: Cross multiply
664,237.35x = 994,879.80 × 664,237.35 - Step 4: Simplify right side
664,237.35x = 660,836,321,920.53 - Step 5: Solve for x
x = 660,836,321,920.53/664,237.35 - Step 6: Final answer
x = 994,879.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.