Finding the Fourth Proportional to 330,656.40, 456,273.84 and 185,467.92
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Solution
The fourth proportional to 330,656.40, 456,273.84 and 185,467.92 is: 255,927.79
Step by Step Solution
- Step 1: Write the proportion equation
330,656.40 : 456,273.84 = 185,467.92 : x - Step 2: Convert to fraction form
330,656.40/456,273.84 = 185,467.92/x - Step 3: Cross multiply
330,656.40x = 456,273.84 × 185,467.92 - Step 4: Simplify right side
330,656.40x = 84,624,160,055.21 - Step 5: Solve for x
x = 84,624,160,055.21/330,656.40 - Step 6: Final answer
x = 255,927.79
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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.