Finding the Fourth Proportional to 395,403.02, 545,655.17 and 214,114.94
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Solution
The fourth proportional to 395,403.02, 545,655.17 and 214,114.94 is: 295,478.08
Step by Step Solution
- Step 1: Write the proportion equation
395,403.02 : 545,655.17 = 214,114.94 : x - Step 2: Convert to fraction form
395,403.02/545,655.17 = 214,114.94/x - Step 3: Cross multiply
395,403.02x = 545,655.17 × 214,114.94 - Step 4: Simplify right side
395,403.02x = 116,832,923,985.24 - Step 5: Solve for x
x = 116,832,923,985.24/395,403.02 - Step 6: Final answer
x = 295,478.08
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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.