Finding the Fourth Proportional to 343,335.13, 473,758.93 and 188,245.62
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Solution
The fourth proportional to 343,335.13, 473,758.93 and 188,245.62 is: 259,755.07
Step by Step Solution
- Step 1: Write the proportion equation
343,335.13 : 473,758.93 = 188,245.62 : x - Step 2: Convert to fraction form
343,335.13/473,758.93 = 188,245.62/x - Step 3: Cross multiply
343,335.13x = 473,758.93 × 188,245.62 - Step 4: Simplify right side
343,335.13x = 89,183,041,480.30 - Step 5: Solve for x
x = 89,183,041,480.30/343,335.13 - Step 6: Final answer
x = 259,755.07
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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.