Finding the Fourth Proportional to 470,049.08, 704,939.70 and 133,067.64
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Solution
The fourth proportional to 470,049.08, 704,939.70 and 133,067.64 is: 199,563.55
Step by Step Solution
- Step 1: Write the proportion equation
470,049.08 : 704,939.70 = 133,067.64 : x - Step 2: Convert to fraction form
470,049.08/704,939.70 = 133,067.64/x - Step 3: Cross multiply
470,049.08x = 704,939.70 × 133,067.64 - Step 4: Simplify right side
470,049.08x = 93,804,662,221.31 - Step 5: Solve for x
x = 93,804,662,221.31/470,049.08 - Step 6: Final answer
x = 199,563.55
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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.