Finding the Fourth Proportional to 771,212.08, 1,064,283.56 and 444,344.46
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Solution
The fourth proportional to 771,212.08, 1,064,283.56 and 444,344.46 is: 613,201.63
Step by Step Solution
- Step 1: Write the proportion equation
771,212.08 : 1,064,283.56 = 444,344.46 : x - Step 2: Convert to fraction form
771,212.08/1,064,283.56 = 444,344.46/x - Step 3: Cross multiply
771,212.08x = 1,064,283.56 × 444,344.46 - Step 4: Simplify right side
771,212.08x = 472,908,503,755.08 - Step 5: Solve for x
x = 472,908,503,755.08/771,212.08 - Step 6: Final answer
x = 613,201.63
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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.