Finding the Fourth Proportional to 243,605.80, 364,890.30 and 202,133.80
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Solution
The fourth proportional to 243,605.80, 364,890.30 and 202,133.80 is: 302,770.55
Step by Step Solution
- Step 1: Write the proportion equation
243,605.80 : 364,890.30 = 202,133.80 : x - Step 2: Convert to fraction form
243,605.80/364,890.30 = 202,133.80/x - Step 3: Cross multiply
243,605.80x = 364,890.30 × 202,133.80 - Step 4: Simplify right side
243,605.80x = 73,756,662,922.14 - Step 5: Solve for x
x = 73,756,662,922.14/243,605.80 - Step 6: Final answer
x = 302,770.55
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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.