Finding the Fourth Proportional to 372,976.95, 559,953.26 and 221,450.66
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Solution
The fourth proportional to 372,976.95, 559,953.26 and 221,450.66 is: 332,465.63
Step by Step Solution
- Step 1: Write the proportion equation
372,976.95 : 559,953.26 = 221,450.66 : x - Step 2: Convert to fraction form
372,976.95/559,953.26 = 221,450.66/x - Step 3: Cross multiply
372,976.95x = 559,953.26 × 221,450.66 - Step 4: Simplify right side
372,976.95x = 124,002,015,089.13 - Step 5: Solve for x
x = 124,002,015,089.13/372,976.95 - Step 6: Final answer
x = 332,465.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.