Finding the Fourth Proportional to 338,960.58, 467,770.59 and 186,013.95
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Solution
The fourth proportional to 338,960.58, 467,770.59 and 186,013.95 is: 256,701.99
Step by Step Solution
- Step 1: Write the proportion equation
338,960.58 : 467,770.59 = 186,013.95 : x - Step 2: Convert to fraction form
338,960.58/467,770.59 = 186,013.95/x - Step 3: Cross multiply
338,960.58x = 467,770.59 × 186,013.95 - Step 4: Simplify right side
338,960.58x = 87,011,855,139.73 - Step 5: Solve for x
x = 87,011,855,139.73/338,960.58 - Step 6: Final answer
x = 256,701.99
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1.5x scale
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.