Finding the Fourth Proportional to 483,265.45, 666,907.05 and 268,399.99
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Solution
The fourth proportional to 483,265.45, 666,907.05 and 268,399.99 is: 370,392.39
Step by Step Solution
- Step 1: Write the proportion equation
483,265.45 : 666,907.05 = 268,399.99 : x - Step 2: Convert to fraction form
483,265.45/666,907.05 = 268,399.99/x - Step 3: Cross multiply
483,265.45x = 666,907.05 × 268,399.99 - Step 4: Simplify right side
483,265.45x = 178,997,845,550.93 - Step 5: Solve for x
x = 178,997,845,550.93/483,265.45 - Step 6: Final answer
x = 370,392.39
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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.