Finding the Fourth Proportional to 899,231.26, 1,348,937.69 and 291,994.18
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Solution
The fourth proportional to 899,231.26, 1,348,937.69 and 291,994.18 is: 438,020.75
Step by Step Solution
- Step 1: Write the proportion equation
899,231.26 : 1,348,937.69 = 291,994.18 : x - Step 2: Convert to fraction form
899,231.26/1,348,937.69 = 291,994.18/x - Step 3: Cross multiply
899,231.26x = 1,348,937.69 × 291,994.18 - Step 4: Simplify right side
899,231.26x = 393,881,954,662.64 - Step 5: Solve for x
x = 393,881,954,662.64/899,231.26 - Step 6: Final answer
x = 438,020.75
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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.