Finding the Fourth Proportional to 342,027.36, 471,988.50 and 186,972.48
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Solution
The fourth proportional to 342,027.36, 471,988.50 and 186,972.48 is: 258,016.96
Step by Step Solution
- Step 1: Write the proportion equation
342,027.36 : 471,988.50 = 186,972.48 : x - Step 2: Convert to fraction form
342,027.36/471,988.50 = 186,972.48/x - Step 3: Cross multiply
342,027.36x = 471,988.50 × 186,972.48 - Step 4: Simplify right side
342,027.36x = 88,248,860,376.48 - Step 5: Solve for x
x = 88,248,860,376.48/342,027.36 - Step 6: Final answer
x = 258,016.96
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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.