Finding the Fourth Proportional to 296,283.87, 408,868.79 and 160,314.84
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Solution
The fourth proportional to 296,283.87, 408,868.79 and 160,314.84 is: 221,232.88
Step by Step Solution
- Step 1: Write the proportion equation
296,283.87 : 408,868.79 = 160,314.84 : x - Step 2: Convert to fraction form
296,283.87/408,868.79 = 160,314.84/x - Step 3: Cross multiply
296,283.87x = 408,868.79 × 160,314.84 - Step 4: Simplify right side
296,283.87x = 65,547,733,848.27 - Step 5: Solve for x
x = 65,547,733,848.27/296,283.87 - Step 6: Final answer
x = 221,232.88
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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.