Finding the Fourth Proportional to 453,369.92, 621,671.84 and 441,560.12
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Solution
The fourth proportional to 453,369.92, 621,671.84 and 441,560.12 is: 605,477.96
Step by Step Solution
- Step 1: Write the proportion equation
453,369.92 : 621,671.84 = 441,560.12 : x - Step 2: Convert to fraction form
453,369.92/621,671.84 = 441,560.12/x - Step 3: Cross multiply
453,369.92x = 621,671.84 × 441,560.12 - Step 4: Simplify right side
453,369.92x = 274,505,492,271.02 - Step 5: Solve for x
x = 274,505,492,271.02/453,369.92 - Step 6: Final answer
x = 605,477.96
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.