Finding the Fourth Proportional to 474,966.26, 712,450.82 and 115,135.68
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Solution
The fourth proportional to 474,966.26, 712,450.82 and 115,135.68 is: 172,703.87
Step by Step Solution
- Step 1: Write the proportion equation
474,966.26 : 712,450.82 = 115,135.68 : x - Step 2: Convert to fraction form
474,966.26/712,450.82 = 115,135.68/x - Step 3: Cross multiply
474,966.26x = 712,450.82 × 115,135.68 - Step 4: Simplify right side
474,966.26x = 82,028,509,627.26 - Step 5: Solve for x
x = 82,028,509,627.26/474,966.26 - Step 6: Final answer
x = 172,703.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.