Finding the Fourth Proportional to 442,340.70, 610,430.19 and 241,136.70
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Solution
The fourth proportional to 442,340.70, 610,430.19 and 241,136.70 is: 332,768.66
Step by Step Solution
- Step 1: Write the proportion equation
442,340.70 : 610,430.19 = 241,136.70 : x - Step 2: Convert to fraction form
442,340.70/610,430.19 = 241,136.70/x - Step 3: Cross multiply
442,340.70x = 610,430.19 × 241,136.70 - Step 4: Simplify right side
442,340.70x = 147,197,121,596.97 - Step 5: Solve for x
x = 147,197,121,596.97/442,340.70 - Step 6: Final answer
x = 332,768.66
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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.