Finding the Fourth Proportional to 374,892.52, 517,330.02 and 205,129.96
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Solution
The fourth proportional to 374,892.52, 517,330.02 and 205,129.96 is: 283,067.49
Step by Step Solution
- Step 1: Write the proportion equation
374,892.52 : 517,330.02 = 205,129.96 : x - Step 2: Convert to fraction form
374,892.52/517,330.02 = 205,129.96/x - Step 3: Cross multiply
374,892.52x = 517,330.02 × 205,129.96 - Step 4: Simplify right side
374,892.52x = 106,119,886,309.40 - Step 5: Solve for x
x = 106,119,886,309.40/374,892.52 - Step 6: Final answer
x = 283,067.49
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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.