Finding the Fourth Proportional to 216,473.77, 324,355.68 and 152,983.80
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Solution
The fourth proportional to 216,473.77, 324,355.68 and 152,983.80 is: 229,224.84
Step by Step Solution
- Step 1: Write the proportion equation
216,473.77 : 324,355.68 = 152,983.80 : x - Step 2: Convert to fraction form
216,473.77/324,355.68 = 152,983.80/x - Step 3: Cross multiply
216,473.77x = 324,355.68 × 152,983.80 - Step 4: Simplify right side
216,473.77x = 49,621,164,477.98 - Step 5: Solve for x
x = 49,621,164,477.98/216,473.77 - Step 6: Final answer
x = 229,224.84
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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.