Finding the Fourth Proportional to 243,649.92, 364,588.80 and 201,134.64
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Solution
The fourth proportional to 243,649.92, 364,588.80 and 201,134.64 is: 300,970.50
Step by Step Solution
- Step 1: Write the proportion equation
243,649.92 : 364,588.80 = 201,134.64 : x - Step 2: Convert to fraction form
243,649.92/364,588.80 = 201,134.64/x - Step 3: Cross multiply
243,649.92x = 364,588.80 × 201,134.64 - Step 4: Simplify right side
243,649.92x = 73,331,437,036.03 - Step 5: Solve for x
x = 73,331,437,036.03/243,649.92 - Step 6: Final answer
x = 300,970.50
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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.