Finding the Fourth Proportional to 352,995.56, 487,137.06 and 191,850.99
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Solution
The fourth proportional to 352,995.56, 487,137.06 and 191,850.99 is: 264,756.10
Step by Step Solution
- Step 1: Write the proportion equation
352,995.56 : 487,137.06 = 191,850.99 : x - Step 2: Convert to fraction form
352,995.56/487,137.06 = 191,850.99/x - Step 3: Cross multiply
352,995.56x = 487,137.06 × 191,850.99 - Step 4: Simplify right side
352,995.56x = 93,457,727,226.69 - Step 5: Solve for x
x = 93,457,727,226.69/352,995.56 - Step 6: Final answer
x = 264,756.10
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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.