Finding the Fourth Proportional to 341,115.68, 511,674.76 and 104,457.40
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Solution
The fourth proportional to 341,115.68, 511,674.76 and 104,457.40 is: 156,686.48
Step by Step Solution
- Step 1: Write the proportion equation
341,115.68 : 511,674.76 = 104,457.40 : x - Step 2: Convert to fraction form
341,115.68/511,674.76 = 104,457.40/x - Step 3: Cross multiply
341,115.68x = 511,674.76 × 104,457.40 - Step 4: Simplify right side
341,115.68x = 53,448,215,075.22 - Step 5: Solve for x
x = 53,448,215,075.22/341,115.68 - Step 6: Final answer
x = 156,686.48
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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.