Finding the Fourth Proportional to 395,094.23, 545,230.07 and 213,806.17
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Solution
The fourth proportional to 395,094.23, 545,230.07 and 213,806.17 is: 295,052.53
Step by Step Solution
- Step 1: Write the proportion equation
395,094.23 : 545,230.07 = 213,806.17 : x - Step 2: Convert to fraction form
395,094.23/545,230.07 = 213,806.17/x - Step 3: Cross multiply
395,094.23x = 545,230.07 × 213,806.17 - Step 4: Simplify right side
395,094.23x = 116,573,553,035.53 - Step 5: Solve for x
x = 116,573,553,035.53/395,094.23 - Step 6: Final answer
x = 295,052.53
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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.