Finding the Fourth Proportional to 230,197.21, 345,295.82 and 217,202.65
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Solution
The fourth proportional to 230,197.21, 345,295.82 and 217,202.65 is: 325,803.98
Step by Step Solution
- Step 1: Write the proportion equation
230,197.21 : 345,295.82 = 217,202.65 : x - Step 2: Convert to fraction form
230,197.21/345,295.82 = 217,202.65/x - Step 3: Cross multiply
230,197.21x = 345,295.82 × 217,202.65 - Step 4: Simplify right side
230,197.21x = 74,999,167,137.92 - Step 5: Solve for x
x = 74,999,167,137.92/230,197.21 - Step 6: Final answer
x = 325,803.98
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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.