Finding the Fourth Proportional to 263,715.84, 363,854.00 and 165,609.65
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Solution
The fourth proportional to 263,715.84, 363,854.00 and 165,609.65 is: 228,494.92
Step by Step Solution
- Step 1: Write the proportion equation
263,715.84 : 363,854.00 = 165,609.65 : x - Step 2: Convert to fraction form
263,715.84/363,854.00 = 165,609.65/x - Step 3: Cross multiply
263,715.84x = 363,854.00 × 165,609.65 - Step 4: Simplify right side
263,715.84x = 60,257,730,943.78 - Step 5: Solve for x
x = 60,257,730,943.78/263,715.84 - Step 6: Final answer
x = 228,494.92
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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.