Finding the Fourth Proportional to 297,745.31, 410,906.91 and 170,417.99
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Solution
The fourth proportional to 297,745.31, 410,906.91 and 170,417.99 is: 235,187.34
Step by Step Solution
- Step 1: Write the proportion equation
297,745.31 : 410,906.91 = 170,417.99 : x - Step 2: Convert to fraction form
297,745.31/410,906.91 = 170,417.99/x - Step 3: Cross multiply
297,745.31x = 410,906.91 × 170,417.99 - Step 4: Simplify right side
297,745.31x = 70,025,926,772.69 - Step 5: Solve for x
x = 70,025,926,772.69/297,745.31 - Step 6: Final answer
x = 235,187.34
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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.