Finding the Fourth Proportional to 817,497.75, 1,226,431.16 and 248,929.70
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Solution
The fourth proportional to 817,497.75, 1,226,431.16 and 248,929.70 is: 373,450.73
Step by Step Solution
- Step 1: Write the proportion equation
817,497.75 : 1,226,431.16 = 248,929.70 : x - Step 2: Convert to fraction form
817,497.75/1,226,431.16 = 248,929.70/x - Step 3: Cross multiply
817,497.75x = 1,226,431.16 × 248,929.70 - Step 4: Simplify right side
817,497.75x = 305,295,133,352.65 - Step 5: Solve for x
x = 305,295,133,352.65/817,497.75 - Step 6: Final answer
x = 373,450.73
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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.