Finding the Fourth Proportional to 957,678.21, 1,436,940.50 and 502,160.67
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Solution
The fourth proportional to 957,678.21, 1,436,940.50 and 502,160.67 is: 753,462.90
Step by Step Solution
- Step 1: Write the proportion equation
957,678.21 : 1,436,940.50 = 502,160.67 : x - Step 2: Convert to fraction form
957,678.21/1,436,940.50 = 502,160.67/x - Step 3: Cross multiply
957,678.21x = 1,436,940.50 × 502,160.67 - Step 4: Simplify right side
957,678.21x = 721,575,001,719.33 - Step 5: Solve for x
x = 721,575,001,719.33/957,678.21 - Step 6: Final answer
x = 753,462.90
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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.