Finding the Fourth Proportional to 579,331.57, 799,526.77 and 324,731.96
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Solution
The fourth proportional to 579,331.57, 799,526.77 and 324,731.96 is: 448,157.69
Step by Step Solution
- Step 1: Write the proportion equation
579,331.57 : 799,526.77 = 324,731.96 : x - Step 2: Convert to fraction form
579,331.57/799,526.77 = 324,731.96/x - Step 3: Cross multiply
579,331.57x = 799,526.77 × 324,731.96 - Step 4: Simplify right side
579,331.57x = 259,631,893,470.91 - Step 5: Solve for x
x = 259,631,893,470.91/579,331.57 - Step 6: Final answer
x = 448,157.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.