Finding the Fourth Proportional to 467,971.44, 645,837.34 and 277,090.08
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Solution
The fourth proportional to 467,971.44, 645,837.34 and 277,090.08 is: 382,406.07
Step by Step Solution
- Step 1: Write the proportion equation
467,971.44 : 645,837.34 = 277,090.08 : x - Step 2: Convert to fraction form
467,971.44/645,837.34 = 277,090.08/x - Step 3: Cross multiply
467,971.44x = 645,837.34 × 277,090.08 - Step 4: Simplify right side
467,971.44x = 178,955,120,207.59 - Step 5: Solve for x
x = 178,955,120,207.59/467,971.44 - Step 6: Final answer
x = 382,406.07
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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.