Finding the Fourth Proportional to 372,227.40, 513,670.95 and 202,461.66
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Solution
The fourth proportional to 372,227.40, 513,670.95 and 202,461.66 is: 279,395.53
Step by Step Solution
- Step 1: Write the proportion equation
372,227.40 : 513,670.95 = 202,461.66 : x - Step 2: Convert to fraction form
372,227.40/513,670.95 = 202,461.66/x - Step 3: Cross multiply
372,227.40x = 513,670.95 × 202,461.66 - Step 4: Simplify right side
372,227.40x = 103,998,673,230.78 - Step 5: Solve for x
x = 103,998,673,230.78/372,227.40 - Step 6: Final answer
x = 279,395.53
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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.