Finding the Fourth Proportional to 839,656.43, 1,258,738.75 and 327,202.94
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Solution
The fourth proportional to 839,656.43, 1,258,738.75 and 327,202.94 is: 490,513.74
Step by Step Solution
- Step 1: Write the proportion equation
839,656.43 : 1,258,738.75 = 327,202.94 : x - Step 2: Convert to fraction form
839,656.43/1,258,738.75 = 327,202.94/x - Step 3: Cross multiply
839,656.43x = 1,258,738.75 × 327,202.94 - Step 4: Simplify right side
839,656.43x = 411,863,012,580.22 - Step 5: Solve for x
x = 411,863,012,580.22/839,656.43 - Step 6: Final answer
x = 490,513.74
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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.