Finding the Fourth Proportional to 395,640.01, 545,983.32 and 214,353.19
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Solution
The fourth proportional to 395,640.01, 545,983.32 and 214,353.19 is: 295,807.46
Step by Step Solution
- Step 1: Write the proportion equation
395,640.01 : 545,983.32 = 214,353.19 : x - Step 2: Convert to fraction form
395,640.01/545,983.32 = 214,353.19/x - Step 3: Cross multiply
395,640.01x = 545,983.32 × 214,353.19 - Step 4: Simplify right side
395,640.01x = 117,033,266,328.79 - Step 5: Solve for x
x = 117,033,266,328.79/395,640.01 - Step 6: Final answer
x = 295,807.46
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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.