Finding the Fourth Proportional to 451,427.49, 676,944.36 and 170,747.91
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Solution
The fourth proportional to 451,427.49, 676,944.36 and 170,747.91 is: 256,047.40
Step by Step Solution
- Step 1: Write the proportion equation
451,427.49 : 676,944.36 = 170,747.91 : x - Step 2: Convert to fraction form
451,427.49/676,944.36 = 170,747.91/x - Step 3: Cross multiply
451,427.49x = 676,944.36 × 170,747.91 - Step 4: Simplify right side
451,427.49x = 115,586,834,656.29 - Step 5: Solve for x
x = 115,586,834,656.29/451,427.49 - Step 6: Final answer
x = 256,047.40
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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.