Finding the Fourth Proportional to 565,537.70, 848,299.14 and 139,077.21
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Solution
The fourth proportional to 565,537.70, 848,299.14 and 139,077.21 is: 208,613.99
Step by Step Solution
- Step 1: Write the proportion equation
565,537.70 : 848,299.14 = 139,077.21 : x - Step 2: Convert to fraction form
565,537.70/848,299.14 = 139,077.21/x - Step 3: Cross multiply
565,537.70x = 848,299.14 × 139,077.21 - Step 4: Simplify right side
565,537.70x = 117,979,077,636.60 - Step 5: Solve for x
x = 117,979,077,636.60/565,537.70 - Step 6: Final answer
x = 208,613.99
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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.