Finding the Fourth Proportional to 705.99, 1,058.97 and 192.99
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Solution
The fourth proportional to 705.99, 1,058.97 and 192.99 is: 289.48
Step by Step Solution
- Step 1: Write the proportion equation
705.99 : 1,058.97 = 192.99 : x - Step 2: Convert to fraction form
705.99/1,058.97 = 192.99/x - Step 3: Cross multiply
705.99x = 1,058.97 × 192.99 - Step 4: Simplify right side
705.99x = 204,371.34 - Step 5: Solve for x
x = 204,371.34/705.99 - Step 6: Final answer
x = 289.48
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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.