Finding the Fourth Proportional to 662,804.40, 994,465.80 and 242,122.80
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Solution
The fourth proportional to 662,804.40, 994,465.80 and 242,122.80 is: 363,278.89
Step by Step Solution
- Step 1: Write the proportion equation
662,804.40 : 994,465.80 = 242,122.80 : x - Step 2: Convert to fraction form
662,804.40/994,465.80 = 242,122.80/x - Step 3: Cross multiply
662,804.40x = 994,465.80 × 242,122.80 - Step 4: Simplify right side
662,804.40x = 240,782,844,000.24 - Step 5: Solve for x
x = 240,782,844,000.24/662,804.40 - Step 6: Final answer
x = 363,278.89
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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.