Finding the Fourth Proportional to 548,519.44, 757,026.93 and 306,815.44
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Solution
The fourth proportional to 548,519.44, 757,026.93 and 306,815.44 is: 423,444.52
Step by Step Solution
- Step 1: Write the proportion equation
548,519.44 : 757,026.93 = 306,815.44 : x - Step 2: Convert to fraction form
548,519.44/757,026.93 = 306,815.44/x - Step 3: Cross multiply
548,519.44x = 757,026.93 × 306,815.44 - Step 4: Simplify right side
548,519.44x = 232,267,550,619.80 - Step 5: Solve for x
x = 232,267,550,619.80/548,519.44 - Step 6: Final answer
x = 423,444.52
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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.