Finding the Fourth Proportional to 481,365.99, 664,355.03 and 277,377.21
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Solution
The fourth proportional to 481,365.99, 664,355.03 and 277,377.21 is: 382,820.86
Step by Step Solution
- Step 1: Write the proportion equation
481,365.99 : 664,355.03 = 277,377.21 : x - Step 2: Convert to fraction form
481,365.99/664,355.03 = 277,377.21/x - Step 3: Cross multiply
481,365.99x = 664,355.03 × 277,377.21 - Step 4: Simplify right side
481,365.99x = 184,276,943,283.98 - Step 5: Solve for x
x = 184,276,943,283.98/481,365.99 - Step 6: Final answer
x = 382,820.86
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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.