Finding the Fourth Proportional to 352,063.79, 485,848.16 and 190,918.79
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Solution
The fourth proportional to 352,063.79, 485,848.16 and 190,918.79 is: 263,468.00
Step by Step Solution
- Step 1: Write the proportion equation
352,063.79 : 485,848.16 = 190,918.79 : x - Step 2: Convert to fraction form
352,063.79/485,848.16 = 190,918.79/x - Step 3: Cross multiply
352,063.79x = 485,848.16 × 190,918.79 - Step 4: Simplify right side
352,063.79x = 92,757,542,830.93 - Step 5: Solve for x
x = 92,757,542,830.93/352,063.79 - Step 6: Final answer
x = 263,468.00
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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.