Finding the Fourth Proportional to 217,106.41, 325,660.40 and 153,734.84
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Solution
The fourth proportional to 217,106.41, 325,660.40 and 153,734.84 is: 230,602.82
Step by Step Solution
- Step 1: Write the proportion equation
217,106.41 : 325,660.40 = 153,734.84 : x - Step 2: Convert to fraction form
217,106.41/325,660.40 = 153,734.84/x - Step 3: Cross multiply
217,106.41x = 325,660.40 × 153,734.84 - Step 4: Simplify right side
217,106.41x = 50,065,350,720.93 - Step 5: Solve for x
x = 50,065,350,720.93/217,106.41 - Step 6: Final answer
x = 230,602.82
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1.5x scale
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.