Finding the Fourth Proportional to 629,790.64, 944,588.56 and 230,337.99
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Solution
The fourth proportional to 629,790.64, 944,588.56 and 230,337.99 is: 345,471.36
Step by Step Solution
- Step 1: Write the proportion equation
629,790.64 : 944,588.56 = 230,337.99 : x - Step 2: Convert to fraction form
629,790.64/944,588.56 = 230,337.99/x - Step 3: Cross multiply
629,790.64x = 944,588.56 × 230,337.99 - Step 4: Simplify right side
629,790.64x = 217,574,630,316.44 - Step 5: Solve for x
x = 217,574,630,316.44/629,790.64 - Step 6: Final answer
x = 345,471.36
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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.