Finding the Fourth Proportional to 282,450.42, 423,470.34 and 132,613.56
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Solution
The fourth proportional to 282,450.42, 423,470.34 and 132,613.56 is: 198,823.95
Step by Step Solution
- Step 1: Write the proportion equation
282,450.42 : 423,470.34 = 132,613.56 : x - Step 2: Convert to fraction form
282,450.42/423,470.34 = 132,613.56/x - Step 3: Cross multiply
282,450.42x = 423,470.34 × 132,613.56 - Step 4: Simplify right side
282,450.42x = 56,157,909,341.81 - Step 5: Solve for x
x = 56,157,909,341.81/282,450.42 - Step 6: Final answer
x = 198,823.95
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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.