Finding the Fourth Proportional to 307,575.60, 461,320.20 and 97,234.80
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Solution
The fourth proportional to 307,575.60, 461,320.20 and 97,234.80 is: 145,838.54
Step by Step Solution
- Step 1: Write the proportion equation
307,575.60 : 461,320.20 = 97,234.80 : x - Step 2: Convert to fraction form
307,575.60/461,320.20 = 97,234.80/x - Step 3: Cross multiply
307,575.60x = 461,320.20 × 97,234.80 - Step 4: Simplify right side
307,575.60x = 44,856,377,382.96 - Step 5: Solve for x
x = 44,856,377,382.96/307,575.60 - Step 6: Final answer
x = 145,838.54
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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.