Finding the Fourth Proportional to 330,873.36, 496,532.40 and 329,655.96
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Solution
The fourth proportional to 330,873.36, 496,532.40 and 329,655.96 is: 494,705.48
Step by Step Solution
- Step 1: Write the proportion equation
330,873.36 : 496,532.40 = 329,655.96 : x - Step 2: Convert to fraction form
330,873.36/496,532.40 = 329,655.96/x - Step 3: Cross multiply
330,873.36x = 496,532.40 × 329,655.96 - Step 4: Simplify right side
330,873.36x = 163,684,864,993.10 - Step 5: Solve for x
x = 163,684,864,993.10/330,873.36 - Step 6: Final answer
x = 494,705.48
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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.