Finding the Fourth Proportional to 314,133.80, 471,122.85 and 89,496.18
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Solution
The fourth proportional to 314,133.80, 471,122.85 and 89,496.18 is: 134,222.09
Step by Step Solution
- Step 1: Write the proportion equation
314,133.80 : 471,122.85 = 89,496.18 : x - Step 2: Convert to fraction form
314,133.80/471,122.85 = 89,496.18/x - Step 3: Cross multiply
314,133.80x = 471,122.85 × 89,496.18 - Step 4: Simplify right side
314,133.80x = 42,163,694,938.23 - Step 5: Solve for x
x = 42,163,694,938.23/314,133.80 - Step 6: Final answer
x = 134,222.09
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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.