Finding the Fourth Proportional to 326,055.48, 449,950.80 and 182,815.08
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Solution
The fourth proportional to 326,055.48, 449,950.80 and 182,815.08 is: 252,281.58
Step by Step Solution
- Step 1: Write the proportion equation
326,055.48 : 449,950.80 = 182,815.08 : x - Step 2: Convert to fraction form
326,055.48/449,950.80 = 182,815.08/x - Step 3: Cross multiply
326,055.48x = 449,950.80 × 182,815.08 - Step 4: Simplify right side
326,055.48x = 82,257,791,498.06 - Step 5: Solve for x
x = 82,257,791,498.06/326,055.48 - Step 6: Final answer
x = 252,281.58
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1.5x scale
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.