Finding the Fourth Proportional to 292,659.19, 438,988.97 and 82,297.13
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Solution
The fourth proportional to 292,659.19, 438,988.97 and 82,297.13 is: 123,445.75
Step by Step Solution
- Step 1: Write the proportion equation
292,659.19 : 438,988.97 = 82,297.13 : x - Step 2: Convert to fraction form
292,659.19/438,988.97 = 82,297.13/x - Step 3: Cross multiply
292,659.19x = 438,988.97 × 82,297.13 - Step 4: Simplify right side
292,659.19x = 36,127,531,921.17 - Step 5: Solve for x
x = 36,127,531,921.17/292,659.19 - Step 6: Final answer
x = 123,445.75
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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.