Finding the Fourth Proportional to 851,163.71, 1,174,596.36 and 463,970.65
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Solution
The fourth proportional to 851,163.71, 1,174,596.36 and 463,970.65 is: 640,274.28
Step by Step Solution
- Step 1: Write the proportion equation
851,163.71 : 1,174,596.36 = 463,970.65 : x - Step 2: Convert to fraction form
851,163.71/1,174,596.36 = 463,970.65/x - Step 3: Cross multiply
851,163.71x = 1,174,596.36 × 463,970.65 - Step 4: Simplify right side
851,163.71x = 544,978,231,960.45 - Step 5: Solve for x
x = 544,978,231,960.45/851,163.71 - Step 6: Final answer
x = 640,274.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.