Finding the Fourth Proportional to 454,157.80, 681,236.70 and 444,316.30
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Solution
The fourth proportional to 454,157.80, 681,236.70 and 444,316.30 is: 666,474.45
Step by Step Solution
- Step 1: Write the proportion equation
454,157.80 : 681,236.70 = 444,316.30 : x - Step 2: Convert to fraction form
454,157.80/681,236.70 = 444,316.30/x - Step 3: Cross multiply
454,157.80x = 681,236.70 × 444,316.30 - Step 4: Simplify right side
454,157.80x = 302,684,569,968.21 - Step 5: Solve for x
x = 302,684,569,968.21/454,157.80 - Step 6: Final answer
x = 666,474.45
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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.