Finding the Fourth Proportional to 341,361.91, 470,813.24 and 218,865.99
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Solution
The fourth proportional to 341,361.91, 470,813.24 and 218,865.99 is: 301,864.39
Step by Step Solution
- Step 1: Write the proportion equation
341,361.91 : 470,813.24 = 218,865.99 : x - Step 2: Convert to fraction form
341,361.91/470,813.24 = 218,865.99/x - Step 3: Cross multiply
341,361.91x = 470,813.24 × 218,865.99 - Step 4: Simplify right side
341,361.91x = 103,045,003,017.83 - Step 5: Solve for x
x = 103,045,003,017.83/341,361.91 - Step 6: Final answer
x = 301,864.39
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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.