Finding the Fourth Proportional to 295,029.20, 442,543.80 and 201,717.20
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Solution
The fourth proportional to 295,029.20, 442,543.80 and 201,717.20 is: 302,575.80
Step by Step Solution
- Step 1: Write the proportion equation
295,029.20 : 442,543.80 = 201,717.20 : x - Step 2: Convert to fraction form
295,029.20/442,543.80 = 201,717.20/x - Step 3: Cross multiply
295,029.20x = 442,543.80 × 201,717.20 - Step 4: Simplify right side
295,029.20x = 89,268,696,213.36 - Step 5: Solve for x
x = 89,268,696,213.36/295,029.20 - Step 6: Final answer
x = 302,575.80
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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.