Finding the Fourth Proportional to 454,173.12, 626,775.84 and 252,982.08
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Solution
The fourth proportional to 454,173.12, 626,775.84 and 252,982.08 is: 349,124.70
Step by Step Solution
- Step 1: Write the proportion equation
454,173.12 : 626,775.84 = 252,982.08 : x - Step 2: Convert to fraction form
454,173.12/626,775.84 = 252,982.08/x - Step 3: Cross multiply
454,173.12x = 626,775.84 × 252,982.08 - Step 4: Simplify right side
454,173.12x = 158,563,055,696.95 - Step 5: Solve for x
x = 158,563,055,696.95/454,173.12 - Step 6: Final answer
x = 349,124.70
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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.