Finding the Fourth Proportional to 364,552.20, 546,828.30 and 329,122.80
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Solution
The fourth proportional to 364,552.20, 546,828.30 and 329,122.80 is: 493,684.20
Step by Step Solution
- Step 1: Write the proportion equation
364,552.20 : 546,828.30 = 329,122.80 : x - Step 2: Convert to fraction form
364,552.20/546,828.30 = 329,122.80/x - Step 3: Cross multiply
364,552.20x = 546,828.30 × 329,122.80 - Step 4: Simplify right side
364,552.20x = 179,973,661,215.24 - Step 5: Solve for x
x = 179,973,661,215.24/364,552.20 - Step 6: Final answer
x = 493,684.20
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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.