Finding the Fourth Proportional to 286,376.68, 395,208.04 and 159,060.48
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Solution
The fourth proportional to 286,376.68, 395,208.04 and 159,060.48 is: 219,508.03
Step by Step Solution
- Step 1: Write the proportion equation
286,376.68 : 395,208.04 = 159,060.48 : x - Step 2: Convert to fraction form
286,376.68/395,208.04 = 159,060.48/x - Step 3: Cross multiply
286,376.68x = 395,208.04 × 159,060.48 - Step 4: Simplify right side
286,376.68x = 62,861,980,542.26 - Step 5: Solve for x
x = 62,861,980,542.26/286,376.68 - Step 6: Final answer
x = 219,508.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.