Finding the Fourth Proportional to 415,110.76, 572,628.99 and 277,526.59
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Solution
The fourth proportional to 415,110.76, 572,628.99 and 277,526.59 is: 382,837.03
Step by Step Solution
- Step 1: Write the proportion equation
415,110.76 : 572,628.99 = 277,526.59 : x - Step 2: Convert to fraction form
415,110.76/572,628.99 = 277,526.59/x - Step 3: Cross multiply
415,110.76x = 572,628.99 × 277,526.59 - Step 4: Simplify right side
415,110.76x = 158,919,770,539.00 - Step 5: Solve for x
x = 158,919,770,539.00/415,110.76 - Step 6: Final answer
x = 382,837.03
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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.