Finding the Fourth Proportional to 471,545.21, 707,368.17 and 201,701.25
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Solution
The fourth proportional to 471,545.21, 707,368.17 and 201,701.25 is: 302,573.42
Step by Step Solution
- Step 1: Write the proportion equation
471,545.21 : 707,368.17 = 201,701.25 : x - Step 2: Convert to fraction form
471,545.21/707,368.17 = 201,701.25/x - Step 3: Cross multiply
471,545.21x = 707,368.17 × 201,701.25 - Step 4: Simplify right side
471,545.21x = 142,677,044,099.21 - Step 5: Solve for x
x = 142,677,044,099.21/471,545.21 - Step 6: Final answer
x = 302,573.42
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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.