Finding the Fourth Proportional to 320,348.16, 442,054.80 and 184,375.08
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Solution
The fourth proportional to 320,348.16, 442,054.80 and 184,375.08 is: 254,422.84
Step by Step Solution
- Step 1: Write the proportion equation
320,348.16 : 442,054.80 = 184,375.08 : x - Step 2: Convert to fraction form
320,348.16/442,054.80 = 184,375.08/x - Step 3: Cross multiply
320,348.16x = 442,054.80 × 184,375.08 - Step 4: Simplify right side
320,348.16x = 81,503,889,114.38 - Step 5: Solve for x
x = 81,503,889,114.38/320,348.16 - Step 6: Final answer
x = 254,422.84
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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.