Finding the Fourth Proportional to 306,628.82, 460,019.76 and 106,952.08
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Solution
The fourth proportional to 306,628.82, 460,019.76 and 106,952.08 is: 160,454.81
Step by Step Solution
- Step 1: Write the proportion equation
306,628.82 : 460,019.76 = 106,952.08 : x - Step 2: Convert to fraction form
306,628.82/460,019.76 = 106,952.08/x - Step 3: Cross multiply
306,628.82x = 460,019.76 × 106,952.08 - Step 4: Simplify right side
306,628.82x = 49,200,070,173.10 - Step 5: Solve for x
x = 49,200,070,173.10/306,628.82 - Step 6: Final answer
x = 160,454.81
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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.