Finding the Fourth Proportional to 436,052.97, 653,959.98 and 275,888.03
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Solution
The fourth proportional to 436,052.97, 653,959.98 and 275,888.03 is: 413,756.45
Step by Step Solution
- Step 1: Write the proportion equation
436,052.97 : 653,959.98 = 275,888.03 : x - Step 2: Convert to fraction form
436,052.97/653,959.98 = 275,888.03/x - Step 3: Cross multiply
436,052.97x = 653,959.98 × 275,888.03 - Step 4: Simplify right side
436,052.97x = 180,419,727,311.24 - Step 5: Solve for x
x = 180,419,727,311.24/436,052.97 - Step 6: Final answer
x = 413,756.45
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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.