Finding the Fourth Proportional to 438,766.88, 657,652.77 and 201,619.53
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Solution
The fourth proportional to 438,766.88, 657,652.77 and 201,619.53 is: 302,200.67
Step by Step Solution
- Step 1: Write the proportion equation
438,766.88 : 657,652.77 = 201,619.53 : x - Step 2: Convert to fraction form
438,766.88/657,652.77 = 201,619.53/x - Step 3: Cross multiply
438,766.88x = 657,652.77 × 201,619.53 - Step 4: Simplify right side
438,766.88x = 132,595,642,390.60 - Step 5: Solve for x
x = 132,595,642,390.60/438,766.88 - Step 6: Final answer
x = 302,200.67
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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.