Finding the Fourth Proportional to 549,984.26, 826,239.46 and 388,250.21
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Solution
The fourth proportional to 549,984.26, 826,239.46 and 388,250.21 is: 583,266.95
Step by Step Solution
- Step 1: Write the proportion equation
549,984.26 : 826,239.46 = 388,250.21 : x - Step 2: Convert to fraction form
549,984.26/826,239.46 = 388,250.21/x - Step 3: Cross multiply
549,984.26x = 826,239.46 × 388,250.21 - Step 4: Simplify right side
549,984.26x = 320,787,643,855.29 - Step 5: Solve for x
x = 320,787,643,855.29/549,984.26 - Step 6: Final answer
x = 583,266.95
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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.