Finding the Third Proportional to 221,421.50 and 458,590.75
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Solution
The third proportional to 221,421.50 and 458,590.75 is: 949,797.00
Step by Step Solution
- Step 1: Write the proportion equation
221,421.50 : 458,590.75 = 458,590.75 : x - Step 2: Convert to fraction form
221,421.50/458,590.75 = 458,590.75/x - Step 3: Cross multiply
221,421.50x = 458,590.75 × 458,590.75 - Step 4: Simplify right side
221,421.50x = 210,305,475,985.56 - Step 5: Solve for x
x = 210,305,475,985.56/221,421.50 - Step 6: Final answer
x = 949,797.00
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.