Finding the Fourth Proportional to 319,733.88, 441,364.14 and 218,094.84
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Solution
The fourth proportional to 319,733.88, 441,364.14 and 218,094.84 is: 301,060.50
Step by Step Solution
- Step 1: Write the proportion equation
319,733.88 : 441,364.14 = 218,094.84 : x - Step 2: Convert to fraction form
319,733.88/441,364.14 = 218,094.84/x - Step 3: Cross multiply
319,733.88x = 441,364.14 × 218,094.84 - Step 4: Simplify right side
319,733.88x = 96,259,241,495.04 - Step 5: Solve for x
x = 96,259,241,495.04/319,733.88 - Step 6: Final answer
x = 301,060.50
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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.