Finding the Fourth Proportional to 410,112.24, 565,939.08 and 228,814.80
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Solution
The fourth proportional to 410,112.24, 565,939.08 and 228,814.80 is: 315,755.60
Step by Step Solution
- Step 1: Write the proportion equation
410,112.24 : 565,939.08 = 228,814.80 : x - Step 2: Convert to fraction form
410,112.24/565,939.08 = 228,814.80/x - Step 3: Cross multiply
410,112.24x = 565,939.08 × 228,814.80 - Step 4: Simplify right side
410,112.24x = 129,495,237,402.38 - Step 5: Solve for x
x = 129,495,237,402.38/410,112.24 - Step 6: Final answer
x = 315,755.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.