Finding the Fourth Proportional to 201,711.40, 302,567.10 and 173,717.80
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Solution
The fourth proportional to 201,711.40, 302,567.10 and 173,717.80 is: 260,576.70
Step by Step Solution
- Step 1: Write the proportion equation
201,711.40 : 302,567.10 = 173,717.80 : x - Step 2: Convert to fraction form
201,711.40/302,567.10 = 173,717.80/x - Step 3: Cross multiply
201,711.40x = 302,567.10 × 173,717.80 - Step 4: Simplify right side
201,711.40x = 52,561,290,964.38 - Step 5: Solve for x
x = 52,561,290,964.38/201,711.40 - Step 6: Final answer
x = 260,576.70
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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.