Finding the Fourth Proportional to 548,575.08, 757,106.34 and 306,950.28
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Solution
The fourth proportional to 548,575.08, 757,106.34 and 306,950.28 is: 423,632.08
Step by Step Solution
- Step 1: Write the proportion equation
548,575.08 : 757,106.34 = 306,950.28 : x - Step 2: Convert to fraction form
548,575.08/757,106.34 = 306,950.28/x - Step 3: Cross multiply
548,575.08x = 757,106.34 × 306,950.28 - Step 4: Simplify right side
548,575.08x = 232,394,003,052.78 - Step 5: Solve for x
x = 232,394,003,052.78/548,575.08 - Step 6: Final answer
x = 423,632.08
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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.