Finding the Fourth Proportional to 1,496,497.66, 2,245,078.19 and 431,456.58
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Solution
The fourth proportional to 1,496,497.66, 2,245,078.19 and 431,456.58 is: 647,280.50
Step by Step Solution
- Step 1: Write the proportion equation
1,496,497.66 : 2,245,078.19 = 431,456.58 : x - Step 2: Convert to fraction form
1,496,497.66/2,245,078.19 = 431,456.58/x - Step 3: Cross multiply
1,496,497.66x = 2,245,078.19 × 431,456.58 - Step 4: Simplify right side
1,496,497.66x = 968,653,757,689.99 - Step 5: Solve for x
x = 968,653,757,689.99/1,496,497.66 - Step 6: Final answer
x = 647,280.50
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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.