Finding the Fourth Proportional to 925,624.87, 1,277,480.62 and 517,749.37
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Solution
The fourth proportional to 925,624.87, 1,277,480.62 and 517,749.37 is: 714,560.30
Step by Step Solution
- Step 1: Write the proportion equation
925,624.87 : 1,277,480.62 = 517,749.37 : x - Step 2: Convert to fraction form
925,624.87/1,277,480.62 = 517,749.37/x - Step 3: Cross multiply
925,624.87x = 1,277,480.62 × 517,749.37 - Step 4: Simplify right side
925,624.87x = 661,414,780,733.35 - Step 5: Solve for x
x = 661,414,780,733.35/925,624.87 - Step 6: Final answer
x = 714,560.30
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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.