Finding the Fourth Proportional to 517,887.18, 776,519.73 and 202,492.62
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Solution
The fourth proportional to 517,887.18, 776,519.73 and 202,492.62 is: 303,617.31
Step by Step Solution
- Step 1: Write the proportion equation
517,887.18 : 776,519.73 = 202,492.62 : x - Step 2: Convert to fraction form
517,887.18/776,519.73 = 202,492.62/x - Step 3: Cross multiply
517,887.18x = 776,519.73 × 202,492.62 - Step 4: Simplify right side
517,887.18x = 157,239,514,609.39 - Step 5: Solve for x
x = 157,239,514,609.39/517,887.18 - Step 6: Final answer
x = 303,617.31
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1.5x scale
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.