Finding the Fourth Proportional to 330,027.88, 455,439.14 and 179,125.48
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Solution
The fourth proportional to 330,027.88, 455,439.14 and 179,125.48 is: 247,193.52
Step by Step Solution
- Step 1: Write the proportion equation
330,027.88 : 455,439.14 = 179,125.48 : x - Step 2: Convert to fraction form
330,027.88/455,439.14 = 179,125.48/x - Step 3: Cross multiply
330,027.88x = 455,439.14 × 179,125.48 - Step 4: Simplify right side
330,027.88x = 81,580,754,563.29 - Step 5: Solve for x
x = 81,580,754,563.29/330,027.88 - Step 6: Final answer
x = 247,193.52
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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.