Finding the Fourth Proportional to 496,477.69, 685,118.75 and 270,124.09
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Solution
The fourth proportional to 496,477.69, 685,118.75 and 270,124.09 is: 372,760.11
Step by Step Solution
- Step 1: Write the proportion equation
496,477.69 : 685,118.75 = 270,124.09 : x - Step 2: Convert to fraction form
496,477.69/685,118.75 = 270,124.09/x - Step 3: Cross multiply
496,477.69x = 685,118.75 × 270,124.09 - Step 4: Simplify right side
496,477.69x = 185,067,077,535.07 - Step 5: Solve for x
x = 185,067,077,535.07/496,477.69 - Step 6: Final answer
x = 372,760.11
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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.