Finding the Fourth Proportional to 395,733.68, 546,089.28 and 234,604.16
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Solution
The fourth proportional to 395,733.68, 546,089.28 and 234,604.16 is: 323,739.99
Step by Step Solution
- Step 1: Write the proportion equation
395,733.68 : 546,089.28 = 234,604.16 : x - Step 2: Convert to fraction form
395,733.68/546,089.28 = 234,604.16/x - Step 3: Cross multiply
395,733.68x = 546,089.28 × 234,604.16 - Step 4: Simplify right side
395,733.68x = 128,114,816,819.41 - Step 5: Solve for x
x = 128,114,816,819.41/395,733.68 - Step 6: Final answer
x = 323,739.99
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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.