Finding the Fourth Proportional to 306,097.35, 422,267.37 and 263,582.07
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Solution
The fourth proportional to 306,097.35, 422,267.37 and 263,582.07 is: 363,616.70
Step by Step Solution
- Step 1: Write the proportion equation
306,097.35 : 422,267.37 = 263,582.07 : x - Step 2: Convert to fraction form
306,097.35/422,267.37 = 263,582.07/x - Step 3: Cross multiply
306,097.35x = 422,267.37 × 263,582.07 - Step 4: Simplify right side
306,097.35x = 111,302,107,478.06 - Step 5: Solve for x
x = 111,302,107,478.06/306,097.35 - Step 6: Final answer
x = 363,616.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.