Finding the Fourth Proportional to 307,583.40, 461,375.10 and 97,285.80
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Solution
The fourth proportional to 307,583.40, 461,375.10 and 97,285.80 is: 145,928.70
Step by Step Solution
- Step 1: Write the proportion equation
307,583.40 : 461,375.10 = 97,285.80 : x - Step 2: Convert to fraction form
307,583.40/461,375.10 = 97,285.80/x - Step 3: Cross multiply
307,583.40x = 461,375.10 × 97,285.80 - Step 4: Simplify right side
307,583.40x = 44,885,245,703.58 - Step 5: Solve for x
x = 44,885,245,703.58/307,583.40 - Step 6: Final answer
x = 145,928.70
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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.