Finding the Fourth Proportional to 296,627.74, 409,343.02 and 160,658.31
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Solution
The fourth proportional to 296,627.74, 409,343.02 and 160,658.31 is: 221,706.70
Step by Step Solution
- Step 1: Write the proportion equation
296,627.74 : 409,343.02 = 160,658.31 : x - Step 2: Convert to fraction form
296,627.74/409,343.02 = 160,658.31/x - Step 3: Cross multiply
296,627.74x = 409,343.02 × 160,658.31 - Step 4: Simplify right side
296,627.74x = 65,764,357,803.50 - Step 5: Solve for x
x = 65,764,357,803.50/296,627.74 - Step 6: Final answer
x = 221,706.70
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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.