Finding the Fourth Proportional to 201,899.10, 302,520.60 and 173,686.80
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Solution
The fourth proportional to 201,899.10, 302,520.60 and 173,686.80 is: 260,247.99
Step by Step Solution
- Step 1: Write the proportion equation
201,899.10 : 302,520.60 = 173,686.80 : x - Step 2: Convert to fraction form
201,899.10/302,520.60 = 173,686.80/x - Step 3: Cross multiply
201,899.10x = 302,520.60 × 173,686.80 - Step 4: Simplify right side
201,899.10x = 52,543,834,948.08 - Step 5: Solve for x
x = 52,543,834,948.08/201,899.10 - Step 6: Final answer
x = 260,247.99
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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.