Finding the Fourth Proportional to 565,534.70, 848,294.64 and 139,074.21
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Solution
The fourth proportional to 565,534.70, 848,294.64 and 139,074.21 is: 208,609.49
Step by Step Solution
- Step 1: Write the proportion equation
565,534.70 : 848,294.64 = 139,074.21 : x - Step 2: Convert to fraction form
565,534.70/848,294.64 = 139,074.21/x - Step 3: Cross multiply
565,534.70x = 848,294.64 × 139,074.21 - Step 4: Simplify right side
565,534.70x = 117,975,906,905.23 - Step 5: Solve for x
x = 117,975,906,905.23/565,534.70 - Step 6: Final answer
x = 208,609.49
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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.