Finding the Fourth Proportional to 250,772.36, 376,220.76 and 124,471.88
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Solution
The fourth proportional to 250,772.36, 376,220.76 and 124,471.88 is: 186,738.70
Step by Step Solution
- Step 1: Write the proportion equation
250,772.36 : 376,220.76 = 124,471.88 : x - Step 2: Convert to fraction form
250,772.36/376,220.76 = 124,471.88/x - Step 3: Cross multiply
250,772.36x = 376,220.76 × 124,471.88 - Step 4: Simplify right side
250,772.36x = 46,828,905,292.23 - Step 5: Solve for x
x = 46,828,905,292.23/250,772.36 - Step 6: Final answer
x = 186,738.70
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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.