Finding the Fourth Proportional to 504,581.55, 756,723.74 and 188,964.65
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Solution
The fourth proportional to 504,581.55, 756,723.74 and 188,964.65 is: 283,391.32
Step by Step Solution
- Step 1: Write the proportion equation
504,581.55 : 756,723.74 = 188,964.65 : x - Step 2: Convert to fraction form
504,581.55/756,723.74 = 188,964.65/x - Step 3: Cross multiply
504,581.55x = 756,723.74 × 188,964.65 - Step 4: Simplify right side
504,581.55x = 142,994,031,947.35 - Step 5: Solve for x
x = 142,994,031,947.35/504,581.55 - Step 6: Final answer
x = 283,391.32
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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.