Finding the Fourth Proportional to 330,801.12, 496,203.12 and 106,195.68
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Solution
The fourth proportional to 330,801.12, 496,203.12 and 106,195.68 is: 159,293.98
Step by Step Solution
- Step 1: Write the proportion equation
330,801.12 : 496,203.12 = 106,195.68 : x - Step 2: Convert to fraction form
330,801.12/496,203.12 = 106,195.68/x - Step 3: Cross multiply
330,801.12x = 496,203.12 × 106,195.68 - Step 4: Simplify right side
330,801.12x = 52,694,627,746.52 - Step 5: Solve for x
x = 52,694,627,746.52/330,801.12 - Step 6: Final answer
x = 159,293.98
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1.5x scale
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.