Finding the Fourth Proportional to 488,775.60, 733,163.40 and 329,343.30
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Solution
The fourth proportional to 488,775.60, 733,163.40 and 329,343.30 is: 494,014.95
Step by Step Solution
- Step 1: Write the proportion equation
488,775.60 : 733,163.40 = 329,343.30 : x - Step 2: Convert to fraction form
488,775.60/733,163.40 = 329,343.30/x - Step 3: Cross multiply
488,775.60x = 733,163.40 × 329,343.30 - Step 4: Simplify right side
488,775.60x = 241,462,453,595.22 - Step 5: Solve for x
x = 241,462,453,595.22/488,775.60 - Step 6: Final answer
x = 494,014.95
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Similar ratio
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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.