Finding the Fourth Proportional to 294,572.16, 406,380.24 and 199,044
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Solution
The fourth proportional to 294,572.16, 406,380.24 and 199,044 is: 274,593.32
Step by Step Solution
- Step 1: Write the proportion equation
294,572.16 : 406,380.24 = 199,044 : x - Step 2: Convert to fraction form
294,572.16/406,380.24 = 199,044/x - Step 3: Cross multiply
294,572.16x = 406,380.24 × 199,044 - Step 4: Simplify right side
294,572.16x = 80,887,548,490.56 - Step 5: Solve for x
x = 80,887,548,490.56/294,572.16 - Step 6: Final answer
x = 274,593.32
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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.