Finding the Fourth Proportional to 296,578.24, 409,277.35 and 160,611.77
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Solution
The fourth proportional to 296,578.24, 409,277.35 and 160,611.77 is: 221,643.90
Step by Step Solution
- Step 1: Write the proportion equation
296,578.24 : 409,277.35 = 160,611.77 : x - Step 2: Convert to fraction form
296,578.24/409,277.35 = 160,611.77/x - Step 3: Cross multiply
296,578.24x = 409,277.35 × 160,611.77 - Step 4: Simplify right side
296,578.24x = 65,734,756,754.96 - Step 5: Solve for x
x = 65,734,756,754.96/296,578.24 - Step 6: Final answer
x = 221,643.90
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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.