Finding the Fourth Proportional to 673,430.24, 1,010,329.89 and 336,063.62
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Solution
The fourth proportional to 673,430.24, 1,010,329.89 and 336,063.62 is: 504,187.52
Step by Step Solution
- Step 1: Write the proportion equation
673,430.24 : 1,010,329.89 = 336,063.62 : x - Step 2: Convert to fraction form
673,430.24/1,010,329.89 = 336,063.62/x - Step 3: Cross multiply
673,430.24x = 1,010,329.89 × 336,063.62 - Step 4: Simplify right side
673,430.24x = 339,535,120,227.60 - Step 5: Solve for x
x = 339,535,120,227.60/673,430.24 - Step 6: Final answer
x = 504,187.52
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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.