Finding the Fourth Proportional to 330,525.96, 456,130.74 and 179,623.08
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Solution
The fourth proportional to 330,525.96, 456,130.74 and 179,623.08 is: 247,882.52
Step by Step Solution
- Step 1: Write the proportion equation
330,525.96 : 456,130.74 = 179,623.08 : x - Step 2: Convert to fraction form
330,525.96/456,130.74 = 179,623.08/x - Step 3: Cross multiply
330,525.96x = 456,130.74 × 179,623.08 - Step 4: Simplify right side
330,525.96x = 81,931,608,401.48 - Step 5: Solve for x
x = 81,931,608,401.48/330,525.96 - Step 6: Final answer
x = 247,882.52
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1.5x scale
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.