Finding the Fourth Proportional to 481,424.94, 664,351.20 and 277,476.66
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Solution
The fourth proportional to 481,424.94, 664,351.20 and 277,476.66 is: 382,909.02
Step by Step Solution
- Step 1: Write the proportion equation
481,424.94 : 664,351.20 = 277,476.66 : x - Step 2: Convert to fraction form
481,424.94/664,351.20 = 277,476.66/x - Step 3: Cross multiply
481,424.94x = 664,351.20 × 277,476.66 - Step 4: Simplify right side
481,424.94x = 184,341,952,042.99 - Step 5: Solve for x
x = 184,341,952,042.99/481,424.94 - Step 6: Final answer
x = 382,909.02
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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.