Finding the Fourth Proportional to 265,515.08, 366,876.88 and 212,239.76
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Solution
The fourth proportional to 265,515.08, 366,876.88 and 212,239.76 is: 293,263.42
Step by Step Solution
- Step 1: Write the proportion equation
265,515.08 : 366,876.88 = 212,239.76 : x - Step 2: Convert to fraction form
265,515.08/366,876.88 = 212,239.76/x - Step 3: Cross multiply
265,515.08x = 366,876.88 × 212,239.76 - Step 4: Simplify right side
265,515.08x = 77,865,858,595.77 - Step 5: Solve for x
x = 77,865,858,595.77/265,515.08 - Step 6: Final answer
x = 293,263.42
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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.