Finding the Fourth Proportional to 252,297.64, 378,455.40 and 62,758.99
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Solution
The fourth proportional to 252,297.64, 378,455.40 and 62,758.99 is: 94,140.71
Step by Step Solution
- Step 1: Write the proportion equation
252,297.64 : 378,455.40 = 62,758.99 : x - Step 2: Convert to fraction form
252,297.64/378,455.40 = 62,758.99/x - Step 3: Cross multiply
252,297.64x = 378,455.40 × 62,758.99 - Step 4: Simplify right side
252,297.64x = 23,751,478,664.05 - Step 5: Solve for x
x = 23,751,478,664.05/252,297.64 - Step 6: Final answer
x = 94,140.71
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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.