Finding the Fourth Proportional to 240,738.99, 332,221.41 and 133,315.98
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Solution
The fourth proportional to 240,738.99, 332,221.41 and 133,315.98 is: 183,976.94
Step by Step Solution
- Step 1: Write the proportion equation
240,738.99 : 332,221.41 = 133,315.98 : x - Step 2: Convert to fraction form
240,738.99/332,221.41 = 133,315.98/x - Step 3: Cross multiply
240,738.99x = 332,221.41 × 133,315.98 - Step 4: Simplify right side
240,738.99x = 44,290,422,851.13 - Step 5: Solve for x
x = 44,290,422,851.13/240,738.99 - Step 6: Final answer
x = 183,976.94
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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.