Finding the Fourth Proportional to 474,966.01, 712,450.44 and 115,135.43
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Solution
The fourth proportional to 474,966.01, 712,450.44 and 115,135.43 is: 172,703.50
Step by Step Solution
- Step 1: Write the proportion equation
474,966.01 : 712,450.44 = 115,135.43 : x - Step 2: Convert to fraction form
474,966.01/712,450.44 = 115,135.43/x - Step 3: Cross multiply
474,966.01x = 712,450.44 × 115,135.43 - Step 4: Simplify right side
474,966.01x = 82,028,289,544.22 - Step 5: Solve for x
x = 82,028,289,544.22/474,966.01 - Step 6: Final answer
x = 172,703.50
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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.