Finding the Fourth Proportional to 565,206.23, 779,998.66 and 307,083.26
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Solution
The fourth proportional to 565,206.23, 779,998.66 and 307,083.26 is: 423,782.53
Step by Step Solution
- Step 1: Write the proportion equation
565,206.23 : 779,998.66 = 307,083.26 : x - Step 2: Convert to fraction form
565,206.23/779,998.66 = 307,083.26/x - Step 3: Cross multiply
565,206.23x = 779,998.66 × 307,083.26 - Step 4: Simplify right side
565,206.23x = 239,524,526,640.73 - Step 5: Solve for x
x = 239,524,526,640.73/565,206.23 - Step 6: Final answer
x = 423,782.53
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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.