Finding the Fourth Proportional to 320,165.07, 441,844.81 and 184,219.68
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Solution
The fourth proportional to 320,165.07, 441,844.81 and 184,219.68 is: 254,232.94
Step by Step Solution
- Step 1: Write the proportion equation
320,165.07 : 441,844.81 = 184,219.68 : x - Step 2: Convert to fraction form
320,165.07/441,844.81 = 184,219.68/x - Step 3: Cross multiply
320,165.07x = 441,844.81 × 184,219.68 - Step 4: Simplify right side
320,165.07x = 81,396,506,838.09 - Step 5: Solve for x
x = 81,396,506,838.09/320,165.07 - Step 6: Final answer
x = 254,232.94
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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.