Finding the Fourth Proportional to 313,580.44, 470,437.74 and 97,434.64
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Solution
The fourth proportional to 313,580.44, 470,437.74 and 97,434.64 is: 146,172.80
Step by Step Solution
- Step 1: Write the proportion equation
313,580.44 : 470,437.74 = 97,434.64 : x - Step 2: Convert to fraction form
313,580.44/470,437.74 = 97,434.64/x - Step 3: Cross multiply
313,580.44x = 470,437.74 × 97,434.64 - Step 4: Simplify right side
313,580.44x = 45,836,931,839.31 - Step 5: Solve for x
x = 45,836,931,839.31/313,580.44 - Step 6: Final answer
x = 146,172.80
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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.