Finding the Fourth Proportional to 612,994.99, 919,527.02 and 186,544.68
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Solution
The fourth proportional to 612,994.99, 919,527.02 and 186,544.68 is: 279,827.53
Step by Step Solution
- Step 1: Write the proportion equation
612,994.99 : 919,527.02 = 186,544.68 : x - Step 2: Convert to fraction form
612,994.99/919,527.02 = 186,544.68/x - Step 3: Cross multiply
612,994.99x = 919,527.02 × 186,544.68 - Step 4: Simplify right side
612,994.99x = 171,532,873,230.89 - Step 5: Solve for x
x = 171,532,873,230.89/612,994.99 - Step 6: Final answer
x = 279,827.53
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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.