Finding the Fourth Proportional to 629,740.96, 944,615.68 and 230,217.36
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Solution
The fourth proportional to 629,740.96, 944,615.68 and 230,217.36 is: 345,327.59
Step by Step Solution
- Step 1: Write the proportion equation
629,740.96 : 944,615.68 = 230,217.36 : x - Step 2: Convert to fraction form
629,740.96/944,615.68 = 230,217.36/x - Step 3: Cross multiply
629,740.96x = 944,615.68 × 230,217.36 - Step 4: Simplify right side
629,740.96x = 217,466,928,064.21 - Step 5: Solve for x
x = 217,466,928,064.21/629,740.96 - Step 6: Final answer
x = 345,327.59
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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.