Finding the Fourth Proportional to 538,283.87, 807,398.98 and 201,299.75
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Solution
The fourth proportional to 538,283.87, 807,398.98 and 201,299.75 is: 301,939.59
Step by Step Solution
- Step 1: Write the proportion equation
538,283.87 : 807,398.98 = 201,299.75 : x - Step 2: Convert to fraction form
538,283.87/807,398.98 = 201,299.75/x - Step 3: Cross multiply
538,283.87x = 807,398.98 × 201,299.75 - Step 4: Simplify right side
538,283.87x = 162,529,212,824.26 - Step 5: Solve for x
x = 162,529,212,824.26/538,283.87 - Step 6: Final answer
x = 301,939.59
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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.