Finding the Fourth Proportional to 604,247.44, 905,749.08 and 323,689.36
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Solution
The fourth proportional to 604,247.44, 905,749.08 and 323,689.36 is: 485,200.80
Step by Step Solution
- Step 1: Write the proportion equation
604,247.44 : 905,749.08 = 323,689.36 : x - Step 2: Convert to fraction form
604,247.44/905,749.08 = 323,689.36/x - Step 3: Cross multiply
604,247.44x = 905,749.08 × 323,689.36 - Step 4: Simplify right side
604,247.44x = 293,181,340,025.79 - Step 5: Solve for x
x = 293,181,340,025.79/604,247.44 - Step 6: Final answer
x = 485,200.80
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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.