Finding the Fourth Proportional to 486,404.08, 729,678.96 and 170,805.36
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Solution
The fourth proportional to 486,404.08, 729,678.96 and 170,805.36 is: 256,233.62
Step by Step Solution
- Step 1: Write the proportion equation
486,404.08 : 729,678.96 = 170,805.36 : x - Step 2: Convert to fraction form
486,404.08/729,678.96 = 170,805.36/x - Step 3: Cross multiply
486,404.08x = 729,678.96 × 170,805.36 - Step 4: Simplify right side
486,404.08x = 124,633,077,447.23 - Step 5: Solve for x
x = 124,633,077,447.23/486,404.08 - Step 6: Final answer
x = 256,233.62
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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.