Finding the Fourth Proportional to 321,566.84, 482,369.08 and 108,316.92
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Solution
The fourth proportional to 321,566.84, 482,369.08 and 108,316.92 is: 162,481.72
Step by Step Solution
- Step 1: Write the proportion equation
321,566.84 : 482,369.08 = 108,316.92 : x - Step 2: Convert to fraction form
321,566.84/482,369.08 = 108,316.92/x - Step 3: Cross multiply
321,566.84x = 482,369.08 × 108,316.92 - Step 4: Simplify right side
321,566.84x = 52,248,733,048.83 - Step 5: Solve for x
x = 52,248,733,048.83/321,566.84 - Step 6: Final answer
x = 162,481.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.