Finding the Fourth Proportional to 454,442.19, 627,166.36 and 250,529.55
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Solution
The fourth proportional to 454,442.19, 627,166.36 and 250,529.55 is: 345,750.70
Step by Step Solution
- Step 1: Write the proportion equation
454,442.19 : 627,166.36 = 250,529.55 : x - Step 2: Convert to fraction form
454,442.19/627,166.36 = 250,529.55/x - Step 3: Cross multiply
454,442.19x = 627,166.36 × 250,529.55 - Step 4: Simplify right side
454,442.19x = 157,123,705,945.94 - Step 5: Solve for x
x = 157,123,705,945.94/454,442.19 - Step 6: Final answer
x = 345,750.70
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1.5x scale
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.