Finding the Fourth Proportional to 613,199.84, 846,157.12 and 452,141.84
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Solution
The fourth proportional to 613,199.84, 846,157.12 and 452,141.84 is: 623,912.49
Step by Step Solution
- Step 1: Write the proportion equation
613,199.84 : 846,157.12 = 452,141.84 : x - Step 2: Convert to fraction form
613,199.84/846,157.12 = 452,141.84/x - Step 3: Cross multiply
613,199.84x = 846,157.12 × 452,141.84 - Step 4: Simplify right side
613,199.84x = 382,583,037,165.90 - Step 5: Solve for x
x = 382,583,037,165.90/613,199.84 - Step 6: Final answer
x = 623,912.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.