Finding the Fourth Proportional to 243,707.80, 365,043.30 and 202,235.80
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Solution
The fourth proportional to 243,707.80, 365,043.30 and 202,235.80 is: 302,923.52
Step by Step Solution
- Step 1: Write the proportion equation
243,707.80 : 365,043.30 = 202,235.80 : x - Step 2: Convert to fraction form
243,707.80/365,043.30 = 202,235.80/x - Step 3: Cross multiply
243,707.80x = 365,043.30 × 202,235.80 - Step 4: Simplify right side
243,707.80x = 73,824,823,810.14 - Step 5: Solve for x
x = 73,824,823,810.14/243,707.80 - Step 6: Final answer
x = 302,923.52
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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.