Finding the Fourth Proportional to 775,606.11, 1,163,409.50 and 243,168.65
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Solution
The fourth proportional to 775,606.11, 1,163,409.50 and 243,168.65 is: 364,753.08
Step by Step Solution
- Step 1: Write the proportion equation
775,606.11 : 1,163,409.50 = 243,168.65 : x - Step 2: Convert to fraction form
775,606.11/1,163,409.50 = 243,168.65/x - Step 3: Cross multiply
775,606.11x = 1,163,409.50 × 243,168.65 - Step 4: Simplify right side
775,606.11x = 282,904,717,512.18 - Step 5: Solve for x
x = 282,904,717,512.18/775,606.11 - Step 6: Final answer
x = 364,753.08
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1.5x scale
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.