Finding the Fourth Proportional to 877,584.75, 1,211,067 and 475,176.75
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Solution
The fourth proportional to 877,584.75, 1,211,067 and 475,176.75 is: 655,743.94
Step by Step Solution
- Step 1: Write the proportion equation
877,584.75 : 1,211,067 = 475,176.75 : x - Step 2: Convert to fraction form
877,584.75/1,211,067 = 475,176.75/x - Step 3: Cross multiply
877,584.75x = 1,211,067 × 475,176.75 - Step 4: Simplify right side
877,584.75x = 575,470,881,092.25 - Step 5: Solve for x
x = 575,470,881,092.25/877,584.75 - Step 6: Final answer
x = 655,743.94
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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.