Finding the Fourth Proportional to 265,348.08, 398,074.65 and 75,810.09
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Solution
The fourth proportional to 265,348.08, 398,074.65 and 75,810.09 is: 113,730.14
Step by Step Solution
- Step 1: Write the proportion equation
265,348.08 : 398,074.65 = 75,810.09 : x - Step 2: Convert to fraction form
265,348.08/398,074.65 = 75,810.09/x - Step 3: Cross multiply
265,348.08x = 398,074.65 × 75,810.09 - Step 4: Simplify right side
265,348.08x = 30,178,075,043.22 - Step 5: Solve for x
x = 30,178,075,043.22/265,348.08 - Step 6: Final answer
x = 113,730.14
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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.