Finding the Fourth Proportional to 675,721.70, 1,013,283.66 and 202,318.82
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Solution
The fourth proportional to 675,721.70, 1,013,283.66 and 202,318.82 is: 303,388.74
Step by Step Solution
- Step 1: Write the proportion equation
675,721.70 : 1,013,283.66 = 202,318.82 : x - Step 2: Convert to fraction form
675,721.70/1,013,283.66 = 202,318.82/x - Step 3: Cross multiply
675,721.70x = 1,013,283.66 × 202,318.82 - Step 4: Simplify right side
675,721.70x = 205,006,354,416.48 - Step 5: Solve for x
x = 205,006,354,416.48/675,721.70 - Step 6: Final answer
x = 303,388.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.