Finding the Fourth Proportional to 548,808.16, 757,264.76 and 344,713.68
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Solution
The fourth proportional to 548,808.16, 757,264.76 and 344,713.68 is: 475,648.03
Step by Step Solution
- Step 1: Write the proportion equation
548,808.16 : 757,264.76 = 344,713.68 : x - Step 2: Convert to fraction form
548,808.16/757,264.76 = 344,713.68/x - Step 3: Cross multiply
548,808.16x = 757,264.76 × 344,713.68 - Step 4: Simplify right side
548,808.16x = 261,039,522,153.92 - Step 5: Solve for x
x = 261,039,522,153.92/548,808.16 - Step 6: Final answer
x = 475,648.03
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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.