Finding the Fourth Proportional to 629,313.84, 944,053.12 and 230,142.60
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Solution
The fourth proportional to 629,313.84, 944,053.12 and 230,142.60 is: 345,244.02
Step by Step Solution
- Step 1: Write the proportion equation
629,313.84 : 944,053.12 = 230,142.60 : x - Step 2: Convert to fraction form
629,313.84/944,053.12 = 230,142.60/x - Step 3: Cross multiply
629,313.84x = 944,053.12 × 230,142.60 - Step 4: Simplify right side
629,313.84x = 217,266,839,574.91 - Step 5: Solve for x
x = 217,266,839,574.91/629,313.84 - Step 6: Final answer
x = 345,244.02
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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.