Finding the Fourth Proportional to 757,731.20, 1,136,783.93 and 225,249.98
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Solution
The fourth proportional to 757,731.20, 1,136,783.93 and 225,249.98 is: 337,930.59
Step by Step Solution
- Step 1: Write the proportion equation
757,731.20 : 1,136,783.93 = 225,249.98 : x - Step 2: Convert to fraction form
757,731.20/1,136,783.93 = 225,249.98/x - Step 3: Cross multiply
757,731.20x = 1,136,783.93 × 225,249.98 - Step 4: Simplify right side
757,731.20x = 256,060,550,686.65 - Step 5: Solve for x
x = 256,060,550,686.65/757,731.20 - Step 6: Final answer
x = 337,930.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.