Finding the Fourth Proportional to 320,167.08, 441,847.58 and 184,221.68
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Solution
The fourth proportional to 320,167.08, 441,847.58 and 184,221.68 is: 254,235.70
Step by Step Solution
- Step 1: Write the proportion equation
320,167.08 : 441,847.58 = 184,221.68 : x - Step 2: Convert to fraction form
320,167.08/441,847.58 = 184,221.68/x - Step 3: Cross multiply
320,167.08x = 441,847.58 × 184,221.68 - Step 4: Simplify right side
320,167.08x = 81,397,900,361.19 - Step 5: Solve for x
x = 81,397,900,361.19/320,167.08 - Step 6: Final answer
x = 254,235.70
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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.