Finding the Fourth Proportional to 582.66, 803.93 and 471.93
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Solution
The fourth proportional to 582.66, 803.93 and 471.93 is: 651.14
Step by Step Solution
- Step 1: Write the proportion equation
582.66 : 803.93 = 471.93 : x - Step 2: Convert to fraction form
582.66/803.93 = 471.93/x - Step 3: Cross multiply
582.66x = 803.93 × 471.93 - Step 4: Simplify right side
582.66x = 379,393.31 - Step 5: Solve for x
x = 379,393.31/582.66 - Step 6: Final answer
x = 651.14
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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.