Finding the Fourth Proportional to 454,119.72, 626,713.86 and 252,915.24
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Solution
The fourth proportional to 454,119.72, 626,713.86 and 252,915.24 is: 349,038.99
Step by Step Solution
- Step 1: Write the proportion equation
454,119.72 : 626,713.86 = 252,915.24 : x - Step 2: Convert to fraction form
454,119.72/626,713.86 = 252,915.24/x - Step 3: Cross multiply
454,119.72x = 626,713.86 × 252,915.24 - Step 4: Simplify right side
454,119.72x = 158,505,486,313.23 - Step 5: Solve for x
x = 158,505,486,313.23/454,119.72 - Step 6: Final answer
x = 349,038.99
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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.