Finding the Fourth Proportional to 627,633.60, 941,407.20 and 201,163.20
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Solution
The fourth proportional to 627,633.60, 941,407.20 and 201,163.20 is: 301,730.95
Step by Step Solution
- Step 1: Write the proportion equation
627,633.60 : 941,407.20 = 201,163.20 : x - Step 2: Convert to fraction form
627,633.60/941,407.20 = 201,163.20/x - Step 3: Cross multiply
627,633.60x = 941,407.20 × 201,163.20 - Step 4: Simplify right side
627,633.60x = 189,376,484,855.04 - Step 5: Solve for x
x = 189,376,484,855.04/627,633.60 - Step 6: Final answer
x = 301,730.95
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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.