Finding the Fourth Proportional to 634,458.09, 951,306.97 and 201,988.65
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Solution
The fourth proportional to 634,458.09, 951,306.97 and 201,988.65 is: 302,861.94
Step by Step Solution
- Step 1: Write the proportion equation
634,458.09 : 951,306.97 = 201,988.65 : x - Step 2: Convert to fraction form
634,458.09/951,306.97 = 201,988.65/x - Step 3: Cross multiply
634,458.09x = 951,306.97 × 201,988.65 - Step 4: Simplify right side
634,458.09x = 192,153,210,858.38 - Step 5: Solve for x
x = 192,153,210,858.38/634,458.09 - Step 6: Final answer
x = 302,861.94
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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.