Finding the Fourth Proportional to 351,346.19, 484,857.91 and 190,201.25
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Solution
The fourth proportional to 351,346.19, 484,857.91 and 190,201.25 is: 262,477.81
Step by Step Solution
- Step 1: Write the proportion equation
351,346.19 : 484,857.91 = 190,201.25 : x - Step 2: Convert to fraction form
351,346.19/484,857.91 = 190,201.25/x - Step 3: Cross multiply
351,346.19x = 484,857.91 × 190,201.25 - Step 4: Simplify right side
351,346.19x = 92,220,577,654.59 - Step 5: Solve for x
x = 92,220,577,654.59/351,346.19 - Step 6: Final answer
x = 262,477.81
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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.