Finding the Fourth Proportional to 409,724.05, 565,456.31 and 248,619.91
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Solution
The fourth proportional to 409,724.05, 565,456.31 and 248,619.91 is: 343,118.00
Step by Step Solution
- Step 1: Write the proportion equation
409,724.05 : 565,456.31 = 248,619.91 : x - Step 2: Convert to fraction form
409,724.05/565,456.31 = 248,619.91/x - Step 3: Cross multiply
409,724.05x = 565,456.31 × 248,619.91 - Step 4: Simplify right side
409,724.05x = 140,583,694,695.40 - Step 5: Solve for x
x = 140,583,694,695.40/409,724.05 - Step 6: Final answer
x = 343,118.00
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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.