Finding the Fourth Proportional to 395,352.24, 545,583.80 and 214,060.44
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Solution
The fourth proportional to 395,352.24, 545,583.80 and 214,060.44 is: 295,402.17
Step by Step Solution
- Step 1: Write the proportion equation
395,352.24 : 545,583.80 = 214,060.44 : x - Step 2: Convert to fraction form
395,352.24/545,583.80 = 214,060.44/x - Step 3: Cross multiply
395,352.24x = 545,583.80 × 214,060.44 - Step 4: Simplify right side
395,352.24x = 116,787,908,284.87 - Step 5: Solve for x
x = 116,787,908,284.87/395,352.24 - Step 6: Final answer
x = 295,402.17
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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.