Finding the Fourth Proportional to 519,176.94, 716,313.15 and 325,744.62
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Solution
The fourth proportional to 519,176.94, 716,313.15 and 325,744.62 is: 449,432.82
Step by Step Solution
- Step 1: Write the proportion equation
519,176.94 : 716,313.15 = 325,744.62 : x - Step 2: Convert to fraction form
519,176.94/716,313.15 = 325,744.62/x - Step 3: Cross multiply
519,176.94x = 716,313.15 × 325,744.62 - Step 4: Simplify right side
519,176.94x = 233,335,154,847.75 - Step 5: Solve for x
x = 233,335,154,847.75/519,176.94 - Step 6: Final answer
x = 449,432.82
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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.