Finding the Fourth Proportional to 850,846.64, 1,174,176.12 and 468,887.12
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Solution
The fourth proportional to 850,846.64, 1,174,176.12 and 468,887.12 is: 647,068.50
Step by Step Solution
- Step 1: Write the proportion equation
850,846.64 : 1,174,176.12 = 468,887.12 : x - Step 2: Convert to fraction form
850,846.64/1,174,176.12 = 468,887.12/x - Step 3: Cross multiply
850,846.64x = 1,174,176.12 × 468,887.12 - Step 4: Simplify right side
850,846.64x = 550,556,059,279.57 - Step 5: Solve for x
x = 550,556,059,279.57/850,846.64 - Step 6: Final answer
x = 647,068.50
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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.