Finding the Third Proportional to 278,724.75 and 411,525.75
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Solution
The third proportional to 278,724.75 and 411,525.75 is: 607,601.02
Step by Step Solution
- Step 1: Write the proportion equation
278,724.75 : 411,525.75 = 411,525.75 : x - Step 2: Convert to fraction form
278,724.75/411,525.75 = 411,525.75/x - Step 3: Cross multiply
278,724.75x = 411,525.75 × 411,525.75 - Step 4: Simplify right side
278,724.75x = 169,353,442,913.06 - Step 5: Solve for x
x = 169,353,442,913.06/278,724.75 - Step 6: Final answer
x = 607,601.02
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Why These Related Problems?
These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.