Finding the Fourth Proportional to 508,910.49, 762,202.94 and 242,857.80
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Solution
The fourth proportional to 508,910.49, 762,202.94 and 242,857.80 is: 363,731.80
Step by Step Solution
- Step 1: Write the proportion equation
508,910.49 : 762,202.94 = 242,857.80 : x - Step 2: Convert to fraction form
508,910.49/762,202.94 = 242,857.80/x - Step 3: Cross multiply
508,910.49x = 762,202.94 × 242,857.80 - Step 4: Simplify right side
508,910.49x = 185,106,927,947.64 - Step 5: Solve for x
x = 185,106,927,947.64/508,910.49 - Step 6: Final answer
x = 363,731.80
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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.