Finding the Fourth Proportional to 912,609.05, 1,368,808.99 and 238,755.38
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Solution
The fourth proportional to 912,609.05, 1,368,808.99 and 238,755.38 is: 358,105.71
Step by Step Solution
- Step 1: Write the proportion equation
912,609.05 : 1,368,808.99 = 238,755.38 : x - Step 2: Convert to fraction form
912,609.05/1,368,808.99 = 238,755.38/x - Step 3: Cross multiply
912,609.05x = 1,368,808.99 × 238,755.38 - Step 4: Simplify right side
912,609.05x = 326,810,508,246.97 - Step 5: Solve for x
x = 326,810,508,246.97/912,609.05 - Step 6: Final answer
x = 358,105.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.