Finding the Fourth Proportional to 275,787.23, 413,298.12 and 125,660.63
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Solution
The fourth proportional to 275,787.23, 413,298.12 and 125,660.63 is: 188,316.56
Step by Step Solution
- Step 1: Write the proportion equation
275,787.23 : 413,298.12 = 125,660.63 : x - Step 2: Convert to fraction form
275,787.23/413,298.12 = 125,660.63/x - Step 3: Cross multiply
275,787.23x = 413,298.12 × 125,660.63 - Step 4: Simplify right side
275,787.23x = 51,935,302,137.02 - Step 5: Solve for x
x = 51,935,302,137.02/275,787.23 - Step 6: Final answer
x = 188,316.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.