Finding the Fourth Proportional to 603,741.99, 832,286.05 and 421,889.52
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Solution
The fourth proportional to 603,741.99, 832,286.05 and 421,889.52 is: 581,594.07
Step by Step Solution
- Step 1: Write the proportion equation
603,741.99 : 832,286.05 = 421,889.52 : x - Step 2: Convert to fraction form
603,741.99/832,286.05 = 421,889.52/x - Step 3: Cross multiply
603,741.99x = 832,286.05 × 421,889.52 - Step 4: Simplify right side
603,741.99x = 351,132,764,203.55 - Step 5: Solve for x
x = 351,132,764,203.55/603,741.99 - Step 6: Final answer
x = 581,594.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.