Finding the Fourth Proportional to 409,701.44, 564,956.88 and 323,517.44
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Solution
The fourth proportional to 409,701.44, 564,956.88 and 323,517.44 is: 446,113.65
Step by Step Solution
- Step 1: Write the proportion equation
409,701.44 : 564,956.88 = 323,517.44 : x - Step 2: Convert to fraction form
409,701.44/564,956.88 = 323,517.44/x - Step 3: Cross multiply
409,701.44x = 564,956.88 × 323,517.44 - Step 4: Simplify right side
409,701.44x = 182,773,403,527.99 - Step 5: Solve for x
x = 182,773,403,527.99/409,701.44 - Step 6: Final answer
x = 446,113.65
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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.