Finding the Fourth Proportional to 331,201.84, 457,058.48 and 180,298.80
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Solution
The fourth proportional to 331,201.84, 457,058.48 and 180,298.80 is: 248,812.31
Step by Step Solution
- Step 1: Write the proportion equation
331,201.84 : 457,058.48 = 180,298.80 : x - Step 2: Convert to fraction form
331,201.84/457,058.48 = 180,298.80/x - Step 3: Cross multiply
331,201.84x = 457,058.48 × 180,298.80 - Step 4: Simplify right side
331,201.84x = 82,407,095,473.82 - Step 5: Solve for x
x = 82,407,095,473.82/331,201.84 - Step 6: Final answer
x = 248,812.31
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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.