Finding the Fourth Proportional to 454,508.10, 627,192.99 and 250,560.81
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Solution
The fourth proportional to 454,508.10, 627,192.99 and 250,560.81 is: 345,758.38
Step by Step Solution
- Step 1: Write the proportion equation
454,508.10 : 627,192.99 = 250,560.81 : x - Step 2: Convert to fraction form
454,508.10/627,192.99 = 250,560.81/x - Step 3: Cross multiply
454,508.10x = 627,192.99 × 250,560.81 - Step 4: Simplify right side
454,508.10x = 157,149,983,600.72 - Step 5: Solve for x
x = 157,149,983,600.72/454,508.10 - Step 6: Final answer
x = 345,758.38
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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.