Finding the Fourth Proportional to 869,383.68, 1,303,964.64 and 336,540.12
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Solution
The fourth proportional to 869,383.68, 1,303,964.64 and 336,540.12 is: 504,767.26
Step by Step Solution
- Step 1: Write the proportion equation
869,383.68 : 1,303,964.64 = 336,540.12 : x - Step 2: Convert to fraction form
869,383.68/1,303,964.64 = 336,540.12/x - Step 3: Cross multiply
869,383.68x = 1,303,964.64 × 336,540.12 - Step 4: Simplify right side
869,383.68x = 438,836,416,421.36 - Step 5: Solve for x
x = 438,836,416,421.36/869,383.68 - Step 6: Final answer
x = 504,767.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.