Finding the Fourth Proportional to 497,352.96, 746,107.20 and 311,662.08
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Solution
The fourth proportional to 497,352.96, 746,107.20 and 311,662.08 is: 467,541.85
Step by Step Solution
- Step 1: Write the proportion equation
497,352.96 : 746,107.20 = 311,662.08 : x - Step 2: Convert to fraction form
497,352.96/746,107.20 = 311,662.08/x - Step 3: Cross multiply
497,352.96x = 746,107.20 × 311,662.08 - Step 4: Simplify right side
497,352.96x = 232,533,321,854.98 - Step 5: Solve for x
x = 232,533,321,854.98/497,352.96 - Step 6: Final answer
x = 467,541.85
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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.