Finding the Fourth Proportional to 301,301.74, 415,795.25 and 165,337.96
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Solution
The fourth proportional to 301,301.74, 415,795.25 and 165,337.96 is: 228,165.75
Step by Step Solution
- Step 1: Write the proportion equation
301,301.74 : 415,795.25 = 165,337.96 : x - Step 2: Convert to fraction form
301,301.74/415,795.25 = 165,337.96/x - Step 3: Cross multiply
301,301.74x = 415,795.25 × 165,337.96 - Step 4: Simplify right side
301,301.74x = 68,746,738,412.69 - Step 5: Solve for x
x = 68,746,738,412.69/301,301.74 - Step 6: Final answer
x = 228,165.75
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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.