Finding the Fourth Proportional to 846,248.41, 1,269,414.99 and 277,579.20
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Solution
The fourth proportional to 846,248.41, 1,269,414.99 and 277,579.20 is: 416,382.70
Step by Step Solution
- Step 1: Write the proportion equation
846,248.41 : 1,269,414.99 = 277,579.20 : x - Step 2: Convert to fraction form
846,248.41/1,269,414.99 = 277,579.20/x - Step 3: Cross multiply
846,248.41x = 1,269,414.99 × 277,579.20 - Step 4: Simplify right side
846,248.41x = 352,363,202,152.51 - Step 5: Solve for x
x = 352,363,202,152.51/846,248.41 - Step 6: Final answer
x = 416,382.70
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1.5x scale
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.