Finding the Fourth Proportional to 851,560.72, 1,277,587.63 and 252,536.30
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Solution
The fourth proportional to 851,560.72, 1,277,587.63 and 252,536.30 is: 378,877.56
Step by Step Solution
- Step 1: Write the proportion equation
851,560.72 : 1,277,587.63 = 252,536.30 : x - Step 2: Convert to fraction form
851,560.72/1,277,587.63 = 252,536.30/x - Step 3: Cross multiply
851,560.72x = 1,277,587.63 × 252,536.30 - Step 4: Simplify right side
851,560.72x = 322,637,246,618.03 - Step 5: Solve for x
x = 322,637,246,618.03/851,560.72 - Step 6: Final answer
x = 378,877.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.