Finding the Fourth Proportional to 480,414.62, 663,038.04 and 276,461.36
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Solution
The fourth proportional to 480,414.62, 663,038.04 and 276,461.36 is: 381,554.58
Step by Step Solution
- Step 1: Write the proportion equation
480,414.62 : 663,038.04 = 276,461.36 : x - Step 2: Convert to fraction form
480,414.62/663,038.04 = 276,461.36/x - Step 3: Cross multiply
480,414.62x = 663,038.04 × 276,461.36 - Step 4: Simplify right side
480,414.62x = 183,304,398,270.13 - Step 5: Solve for x
x = 183,304,398,270.13/480,414.62 - Step 6: Final answer
x = 381,554.58
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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.