Finding the Fourth Proportional to 307,551.70, 461,327.55 and 245,343.70
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Solution
The fourth proportional to 307,551.70, 461,327.55 and 245,343.70 is: 368,015.55
Step by Step Solution
- Step 1: Write the proportion equation
307,551.70 : 461,327.55 = 245,343.70 : x - Step 2: Convert to fraction form
307,551.70/461,327.55 = 245,343.70/x - Step 3: Cross multiply
307,551.70x = 461,327.55 × 245,343.70 - Step 4: Simplify right side
307,551.70x = 113,183,808,028.94 - Step 5: Solve for x
x = 113,183,808,028.94/307,551.70 - Step 6: Final answer
x = 368,015.55
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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.