Finding the Fourth Proportional to 675,195.96, 931,732.68 and 369,211.68
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Solution
The fourth proportional to 675,195.96, 931,732.68 and 369,211.68 is: 509,491.48
Step by Step Solution
- Step 1: Write the proportion equation
675,195.96 : 931,732.68 = 369,211.68 : x - Step 2: Convert to fraction form
675,195.96/931,732.68 = 369,211.68/x - Step 3: Cross multiply
675,195.96x = 931,732.68 × 369,211.68 - Step 4: Simplify right side
675,195.96x = 344,006,588,093.70 - Step 5: Solve for x
x = 344,006,588,093.70/675,195.96 - Step 6: Final answer
x = 509,491.48
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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.