Finding the Fourth Proportional to 372,637.94, 514,249.60 and 202,881.38
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Solution
The fourth proportional to 372,637.94, 514,249.60 and 202,881.38 is: 279,981.34
Step by Step Solution
- Step 1: Write the proportion equation
372,637.94 : 514,249.60 = 202,881.38 : x - Step 2: Convert to fraction form
372,637.94/514,249.60 = 202,881.38/x - Step 3: Cross multiply
372,637.94x = 514,249.60 × 202,881.38 - Step 4: Simplify right side
372,637.94x = 104,331,668,512.45 - Step 5: Solve for x
x = 104,331,668,512.45/372,637.94 - Step 6: Final answer
x = 279,981.34
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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.