Finding the Fourth Proportional to 836,410.40, 1,254,663.68 and 237,324.68
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Solution
The fourth proportional to 836,410.40, 1,254,663.68 and 237,324.68 is: 356,000.66
Step by Step Solution
- Step 1: Write the proportion equation
836,410.40 : 1,254,663.68 = 237,324.68 : x - Step 2: Convert to fraction form
836,410.40/1,254,663.68 = 237,324.68/x - Step 3: Cross multiply
836,410.40x = 1,254,663.68 × 237,324.68 - Step 4: Simplify right side
836,410.40x = 297,762,656,363.62 - Step 5: Solve for x
x = 297,762,656,363.62/836,410.40 - Step 6: Final answer
x = 356,000.66
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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.