Finding the Fourth Proportional to 664,754.44, 917,360.76 and 362,948.44
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Solution
The fourth proportional to 664,754.44, 917,360.76 and 362,948.44 is: 500,868.65
Step by Step Solution
- Step 1: Write the proportion equation
664,754.44 : 917,360.76 = 362,948.44 : x - Step 2: Convert to fraction form
664,754.44/917,360.76 = 362,948.44/x - Step 3: Cross multiply
664,754.44x = 917,360.76 × 362,948.44 - Step 4: Simplify right side
664,754.44x = 332,954,656,759.21 - Step 5: Solve for x
x = 332,954,656,759.21/664,754.44 - Step 6: Final answer
x = 500,868.65
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1.5x scale
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.