Finding the Fourth Proportional to 823,073.64, 1,234,832.36 and 343,141.96
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Solution
The fourth proportional to 823,073.64, 1,234,832.36 and 343,141.96 is: 514,805.45
Step by Step Solution
- Step 1: Write the proportion equation
823,073.64 : 1,234,832.36 = 343,141.96 : x - Step 2: Convert to fraction form
823,073.64/1,234,832.36 = 343,141.96/x - Step 3: Cross multiply
823,073.64x = 1,234,832.36 × 343,141.96 - Step 4: Simplify right side
823,073.64x = 423,722,796,281.83 - Step 5: Solve for x
x = 423,722,796,281.83/823,073.64 - Step 6: Final answer
x = 514,805.45
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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.