Finding the Fourth Proportional to 372,887.96, 514,585.51 and 203,122.08
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Solution
The fourth proportional to 372,887.96, 514,585.51 and 203,122.08 is: 280,308.54
Step by Step Solution
- Step 1: Write the proportion equation
372,887.96 : 514,585.51 = 203,122.08 : x - Step 2: Convert to fraction form
372,887.96/514,585.51 = 203,122.08/x - Step 3: Cross multiply
372,887.96x = 514,585.51 × 203,122.08 - Step 4: Simplify right side
372,887.96x = 104,523,678,621.26 - Step 5: Solve for x
x = 104,523,678,621.26/372,887.96 - Step 6: Final answer
x = 280,308.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.