Finding the Fourth Proportional to 270,679.67, 373,541.27 and 149,832.23
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Solution
The fourth proportional to 270,679.67, 373,541.27 and 149,832.23 is: 206,770.32
Step by Step Solution
- Step 1: Write the proportion equation
270,679.67 : 373,541.27 = 149,832.23 : x - Step 2: Convert to fraction form
270,679.67/373,541.27 = 149,832.23/x - Step 3: Cross multiply
270,679.67x = 373,541.27 × 149,832.23 - Step 4: Simplify right side
270,679.67x = 55,968,521,808.24 - Step 5: Solve for x
x = 55,968,521,808.24/270,679.67 - Step 6: Final answer
x = 206,770.32
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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.