Finding the Fourth Proportional to 277,545.21, 383,019.36 and 170,174.43
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Solution
The fourth proportional to 277,545.21, 383,019.36 and 170,174.43 is: 234,844.99
Step by Step Solution
- Step 1: Write the proportion equation
277,545.21 : 383,019.36 = 170,174.43 : x - Step 2: Convert to fraction form
277,545.21/383,019.36 = 170,174.43/x - Step 3: Cross multiply
277,545.21x = 383,019.36 × 170,174.43 - Step 4: Simplify right side
277,545.21x = 65,180,101,266.96 - Step 5: Solve for x
x = 65,180,101,266.96/277,545.21 - Step 6: Final answer
x = 234,844.99
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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.