Finding the Fourth Proportional to 232,628.19, 348,944.12 and 127,389.75
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Solution
The fourth proportional to 232,628.19, 348,944.12 and 127,389.75 is: 191,085.63
Step by Step Solution
- Step 1: Write the proportion equation
232,628.19 : 348,944.12 = 127,389.75 : x - Step 2: Convert to fraction form
232,628.19/348,944.12 = 127,389.75/x - Step 3: Cross multiply
232,628.19x = 348,944.12 × 127,389.75 - Step 4: Simplify right side
232,628.19x = 44,451,902,742.99 - Step 5: Solve for x
x = 44,451,902,742.99/232,628.19 - Step 6: Final answer
x = 191,085.63
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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.