Finding the Fourth Proportional to 346,502.70, 519,754.05 and 327,257.10
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Solution
The fourth proportional to 346,502.70, 519,754.05 and 327,257.10 is: 490,885.65
Step by Step Solution
- Step 1: Write the proportion equation
346,502.70 : 519,754.05 = 327,257.10 : x - Step 2: Convert to fraction form
346,502.70/519,754.05 = 327,257.10/x - Step 3: Cross multiply
346,502.70x = 519,754.05 × 327,257.10 - Step 4: Simplify right side
346,502.70x = 170,093,203,116.26 - Step 5: Solve for x
x = 170,093,203,116.26/346,502.70 - Step 6: Final answer
x = 490,885.65
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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.