Finding the Fourth Proportional to 734,193.10, 1,030,232.30 and 734,193.10
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Solution
The fourth proportional to 734,193.10, 1,030,232.30 and 734,193.10 is: 1,030,232.30
Step by Step Solution
- Step 1: Write the proportion equation
734,193.10 : 1,030,232.30 = 734,193.10 : x - Step 2: Convert to fraction form
734,193.10/1,030,232.30 = 734,193.10/x - Step 3: Cross multiply
734,193.10x = 1,030,232.30 × 734,193.10 - Step 4: Simplify right side
734,193.10x = 756,389,446,057.13 - Step 5: Solve for x
x = 756,389,446,057.13/734,193.10 - Step 6: Final answer
x = 1,030,232.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.