Finding the Fourth Proportional to 545,586.84, 752,933.21 and 303,869.48
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Solution
The fourth proportional to 545,586.84, 752,933.21 and 303,869.48 is: 419,352.89
Step by Step Solution
- Step 1: Write the proportion equation
545,586.84 : 752,933.21 = 303,869.48 : x - Step 2: Convert to fraction form
545,586.84/752,933.21 = 303,869.48/x - Step 3: Cross multiply
545,586.84x = 752,933.21 × 303,869.48 - Step 4: Simplify right side
545,586.84x = 228,793,417,713.42 - Step 5: Solve for x
x = 228,793,417,713.42/545,586.84 - Step 6: Final answer
x = 419,352.89
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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.