Finding the Fourth Proportional to 341,278.92, 470,977.74 and 190,405.08
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Solution
The fourth proportional to 341,278.92, 470,977.74 and 190,405.08 is: 262,766.17
Step by Step Solution
- Step 1: Write the proportion equation
341,278.92 : 470,977.74 = 190,405.08 : x - Step 2: Convert to fraction form
341,278.92/470,977.74 = 190,405.08/x - Step 3: Cross multiply
341,278.92x = 470,977.74 × 190,405.08 - Step 4: Simplify right side
341,278.92x = 89,676,554,262.92 - Step 5: Solve for x
x = 89,676,554,262.92/341,278.92 - Step 6: Final answer
x = 262,766.17
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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.