Finding the Fourth Proportional to 372,589.96, 514,177.32 and 202,823.68
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Solution
The fourth proportional to 372,589.96, 514,177.32 and 202,823.68 is: 279,898.41
Step by Step Solution
- Step 1: Write the proportion equation
372,589.96 : 514,177.32 = 202,823.68 : x - Step 2: Convert to fraction form
372,589.96/514,177.32 = 202,823.68/x - Step 3: Cross multiply
372,589.96x = 514,177.32 × 202,823.68 - Step 4: Simplify right side
372,589.96x = 104,287,336,214.94 - Step 5: Solve for x
x = 104,287,336,214.94/372,589.96 - Step 6: Final answer
x = 279,898.41
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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.