Finding the Fourth Proportional to 573.74, 791.01 and 468.72
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Solution
The fourth proportional to 573.74, 791.01 and 468.72 is: 646.23
Step by Step Solution
- Step 1: Write the proportion equation
573.74 : 791.01 = 468.72 : x - Step 2: Convert to fraction form
573.74/791.01 = 468.72/x - Step 3: Cross multiply
573.74x = 791.01 × 468.72 - Step 4: Simplify right side
573.74x = 370,762.21 - Step 5: Solve for x
x = 370,762.21/573.74 - Step 6: Final answer
x = 646.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.