Finding the Fourth Proportional to 343,342.60, 515,232.60 and 201,187.60
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Solution
The fourth proportional to 343,342.60, 515,232.60 and 201,187.60 is: 301,909.55
Step by Step Solution
- Step 1: Write the proportion equation
343,342.60 : 515,232.60 = 201,187.60 : x - Step 2: Convert to fraction form
343,342.60/515,232.60 = 201,187.60/x - Step 3: Cross multiply
343,342.60x = 515,232.60 × 201,187.60 - Step 4: Simplify right side
343,342.60x = 103,658,410,235.76 - Step 5: Solve for x
x = 103,658,410,235.76/343,342.60 - Step 6: Final answer
x = 301,909.55
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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.