Finding the Fourth Proportional to 296,476.09, 409,137.17 and 160,510.07
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Solution
The fourth proportional to 296,476.09, 409,137.17 and 160,510.07 is: 221,503.99
Step by Step Solution
- Step 1: Write the proportion equation
296,476.09 : 409,137.17 = 160,510.07 : x - Step 2: Convert to fraction form
296,476.09/409,137.17 = 160,510.07/x - Step 3: Cross multiply
296,476.09x = 409,137.17 × 160,510.07 - Step 4: Simplify right side
296,476.09x = 65,670,637,220.42 - Step 5: Solve for x
x = 65,670,637,220.42/296,476.09 - Step 6: Final answer
x = 221,503.99
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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.