Finding the Fourth Proportional to 494,482.97, 682,386.86 and 268,128.47
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Solution
The fourth proportional to 494,482.97, 682,386.86 and 268,128.47 is: 370,017.48
Step by Step Solution
- Step 1: Write the proportion equation
494,482.97 : 682,386.86 = 268,128.47 : x - Step 2: Convert to fraction form
494,482.97/682,386.86 = 268,128.47/x - Step 3: Cross multiply
494,482.97x = 682,386.86 × 268,128.47 - Step 4: Simplify right side
494,482.97x = 182,967,345,085.23 - Step 5: Solve for x
x = 182,967,345,085.23/494,482.97 - Step 6: Final answer
x = 370,017.48
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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.