Finding the Fourth Proportional to 538,296.66, 807,418.08 and 201,312.50
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Solution
The fourth proportional to 538,296.66, 807,418.08 and 201,312.50 is: 301,958.68
Step by Step Solution
- Step 1: Write the proportion equation
538,296.66 : 807,418.08 = 201,312.50 : x - Step 2: Convert to fraction form
538,296.66/807,418.08 = 201,312.50/x - Step 3: Cross multiply
538,296.66x = 807,418.08 × 201,312.50 - Step 4: Simplify right side
538,296.66x = 162,543,348,192.91 - Step 5: Solve for x
x = 162,543,348,192.91/538,296.66 - Step 6: Final answer
x = 301,958.68
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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.