Finding the Fourth Proportional to 397,636.11, 595,484.60 and 302,764.05
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Solution
The fourth proportional to 397,636.11, 595,484.60 and 302,764.05 is: 453,407.83
Step by Step Solution
- Step 1: Write the proportion equation
397,636.11 : 595,484.60 = 302,764.05 : x - Step 2: Convert to fraction form
397,636.11/595,484.60 = 302,764.05/x - Step 3: Cross multiply
397,636.11x = 595,484.60 × 302,764.05 - Step 4: Simplify right side
397,636.11x = 180,291,327,694.81 - Step 5: Solve for x
x = 180,291,327,694.81/397,636.11 - Step 6: Final answer
x = 453,407.83
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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.