Finding the Fourth Proportional to 683,157.92, 1,024,774.23 and 283,839.05
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Solution
The fourth proportional to 683,157.92, 1,024,774.23 and 283,839.05 is: 425,774.09
Step by Step Solution
- Step 1: Write the proportion equation
683,157.92 : 1,024,774.23 = 283,839.05 : x - Step 2: Convert to fraction form
683,157.92/1,024,774.23 = 283,839.05/x - Step 3: Cross multiply
683,157.92x = 1,024,774.23 × 283,839.05 - Step 4: Simplify right side
683,157.92x = 290,870,943,907.68 - Step 5: Solve for x
x = 290,870,943,907.68/683,157.92 - Step 6: Final answer
x = 425,774.09
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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.