Finding the Fourth Proportional to 460,126.27, 690,330.08 and 235,645.53
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Solution
The fourth proportional to 460,126.27, 690,330.08 and 235,645.53 is: 353,540.34
Step by Step Solution
- Step 1: Write the proportion equation
460,126.27 : 690,330.08 = 235,645.53 : x - Step 2: Convert to fraction form
460,126.27/690,330.08 = 235,645.53/x - Step 3: Cross multiply
460,126.27x = 690,330.08 × 235,645.53 - Step 4: Simplify right side
460,126.27x = 162,673,197,187.10 - Step 5: Solve for x
x = 162,673,197,187.10/460,126.27 - Step 6: Final answer
x = 353,540.34
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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.