Finding the Fourth Proportional to 397,945.68, 597,027.60 and 117,462.84
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Solution
The fourth proportional to 397,945.68, 597,027.60 and 117,462.84 is: 176,226.46
Step by Step Solution
- Step 1: Write the proportion equation
397,945.68 : 597,027.60 = 117,462.84 : x - Step 2: Convert to fraction form
397,945.68/597,027.60 = 117,462.84/x - Step 3: Cross multiply
397,945.68x = 597,027.60 × 117,462.84 - Step 4: Simplify right side
397,945.68x = 70,128,557,454.38 - Step 5: Solve for x
x = 70,128,557,454.38/397,945.68 - Step 6: Final answer
x = 176,226.46
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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.