Finding the Fourth Proportional to 330,273.24, 455,805.18 and 187,058.76
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Solution
The fourth proportional to 330,273.24, 455,805.18 and 187,058.76 is: 258,157.01
Step by Step Solution
- Step 1: Write the proportion equation
330,273.24 : 455,805.18 = 187,058.76 : x - Step 2: Convert to fraction form
330,273.24/455,805.18 = 187,058.76/x - Step 3: Cross multiply
330,273.24x = 455,805.18 × 187,058.76 - Step 4: Simplify right side
330,273.24x = 85,262,351,772.38 - Step 5: Solve for x
x = 85,262,351,772.38/330,273.24 - Step 6: Final answer
x = 258,157.01
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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.