Finding the Fourth Proportional to 343,338.60, 515,226.60 and 201,183.60
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Solution
The fourth proportional to 343,338.60, 515,226.60 and 201,183.60 is: 301,903.55
Step by Step Solution
- Step 1: Write the proportion equation
343,338.60 : 515,226.60 = 201,183.60 : x - Step 2: Convert to fraction form
343,338.60/515,226.60 = 201,183.60/x - Step 3: Cross multiply
343,338.60x = 515,226.60 × 201,183.60 - Step 4: Simplify right side
343,338.60x = 103,655,142,203.76 - Step 5: Solve for x
x = 103,655,142,203.76/343,338.60 - Step 6: Final answer
x = 301,903.55
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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.