Finding the Fourth Proportional to 294,251.96, 406,477.62 and 283,327.88
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Solution
The fourth proportional to 294,251.96, 406,477.62 and 283,327.88 is: 391,387.17
Step by Step Solution
- Step 1: Write the proportion equation
294,251.96 : 406,477.62 = 283,327.88 : x - Step 2: Convert to fraction form
294,251.96/406,477.62 = 283,327.88/x - Step 3: Cross multiply
294,251.96x = 406,477.62 × 283,327.88 - Step 4: Simplify right side
294,251.96x = 115,166,442,342.05 - Step 5: Solve for x
x = 115,166,442,342.05/294,251.96 - Step 6: Final answer
x = 391,387.17
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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.