Finding the Fourth Proportional to 603,326.63, 903,612.14 and 288,004.97
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Solution
The fourth proportional to 603,326.63, 903,612.14 and 288,004.97 is: 431,349.74
Step by Step Solution
- Step 1: Write the proportion equation
603,326.63 : 903,612.14 = 288,004.97 : x - Step 2: Convert to fraction form
603,326.63/903,612.14 = 288,004.97/x - Step 3: Cross multiply
603,326.63x = 903,612.14 × 288,004.97 - Step 4: Simplify right side
603,326.63x = 260,244,785,832.31 - Step 5: Solve for x
x = 260,244,785,832.31/603,326.63 - Step 6: Final answer
x = 431,349.74
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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.