Finding the Fourth Proportional to 357,508.26, 493,365.46 and 196,367.08
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Solution
The fourth proportional to 357,508.26, 493,365.46 and 196,367.08 is: 270,988.80
Step by Step Solution
- Step 1: Write the proportion equation
357,508.26 : 493,365.46 = 196,367.08 : x - Step 2: Convert to fraction form
357,508.26/493,365.46 = 196,367.08/x - Step 3: Cross multiply
357,508.26x = 493,365.46 × 196,367.08 - Step 4: Simplify right side
357,508.26x = 96,880,734,753.06 - Step 5: Solve for x
x = 96,880,734,753.06/357,508.26 - Step 6: Final answer
x = 270,988.80
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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.