Finding the Fourth Proportional to 456,136.04, 629,419.50 and 252,154.10
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Solution
The fourth proportional to 456,136.04, 629,419.50 and 252,154.10 is: 347,945.99
Step by Step Solution
- Step 1: Write the proportion equation
456,136.04 : 629,419.50 = 252,154.10 : x - Step 2: Convert to fraction form
456,136.04/629,419.50 = 252,154.10/x - Step 3: Cross multiply
456,136.04x = 629,419.50 × 252,154.10 - Step 4: Simplify right side
456,136.04x = 158,710,707,544.95 - Step 5: Solve for x
x = 158,710,707,544.95/456,136.04 - Step 6: Final answer
x = 347,945.99
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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.