Finding the Fourth Proportional to 784,190.44, 1,174,390.92 and 446,207.08
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Solution
The fourth proportional to 784,190.44, 1,174,390.92 and 446,207.08 is: 668,232.51
Step by Step Solution
- Step 1: Write the proportion equation
784,190.44 : 1,174,390.92 = 446,207.08 : x - Step 2: Convert to fraction form
784,190.44/1,174,390.92 = 446,207.08/x - Step 3: Cross multiply
784,190.44x = 1,174,390.92 × 446,207.08 - Step 4: Simplify right side
784,190.44x = 524,021,543,191.71 - Step 5: Solve for x
x = 524,021,543,191.71/784,190.44 - Step 6: Final answer
x = 668,232.51
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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.