Finding the Fourth Proportional to 616.16, 926.22 and 571.04
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Solution
The fourth proportional to 616.16, 926.22 and 571.04 is: 858.40
Step by Step Solution
- Step 1: Write the proportion equation
616.16 : 926.22 = 571.04 : x - Step 2: Convert to fraction form
616.16/926.22 = 571.04/x - Step 3: Cross multiply
616.16x = 926.22 × 571.04 - Step 4: Simplify right side
616.16x = 528,908.67 - Step 5: Solve for x
x = 528,908.67/616.16 - Step 6: Final answer
x = 858.40
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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.