Finding the Fourth Proportional to 320,796.76, 442,810.18 and 184,884.98
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Solution
The fourth proportional to 320,796.76, 442,810.18 and 184,884.98 is: 255,205.04
Step by Step Solution
- Step 1: Write the proportion equation
320,796.76 : 442,810.18 = 184,884.98 : x - Step 2: Convert to fraction form
320,796.76/442,810.18 = 184,884.98/x - Step 3: Cross multiply
320,796.76x = 442,810.18 × 184,884.98 - Step 4: Simplify right side
320,796.76x = 81,868,951,273.10 - Step 5: Solve for x
x = 81,868,951,273.10/320,796.76 - Step 6: Final answer
x = 255,205.04
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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.