Finding the Fourth Proportional to 591,451.20, 886,543.26 and 422,459.01
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Solution
The fourth proportional to 591,451.20, 886,543.26 and 422,459.01 is: 633,235.99
Step by Step Solution
- Step 1: Write the proportion equation
591,451.20 : 886,543.26 = 422,459.01 : x - Step 2: Convert to fraction form
591,451.20/886,543.26 = 422,459.01/x - Step 3: Cross multiply
591,451.20x = 886,543.26 × 422,459.01 - Step 4: Simplify right side
591,451.20x = 374,528,187,941.77 - Step 5: Solve for x
x = 374,528,187,941.77/591,451.20 - Step 6: Final answer
x = 633,235.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.