Finding the Fourth Proportional to 214,815.16, 322,869.12 and 177,613.48
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Solution
The fourth proportional to 214,815.16, 322,869.12 and 177,613.48 is: 266,954.66
Step by Step Solution
- Step 1: Write the proportion equation
214,815.16 : 322,869.12 = 177,613.48 : x - Step 2: Convert to fraction form
214,815.16/322,869.12 = 177,613.48/x - Step 3: Cross multiply
214,815.16x = 322,869.12 × 177,613.48 - Step 4: Simplify right side
214,815.16x = 57,345,907,987.74 - Step 5: Solve for x
x = 57,345,907,987.74/214,815.16 - Step 6: Final answer
x = 266,954.66
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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.