Finding the Fourth Proportional to 889,451.04, 1,227,442.68 and 481,552.80
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Solution
The fourth proportional to 889,451.04, 1,227,442.68 and 481,552.80 is: 664,543.00
Step by Step Solution
- Step 1: Write the proportion equation
889,451.04 : 1,227,442.68 = 481,552.80 : x - Step 2: Convert to fraction form
889,451.04/1,227,442.68 = 481,552.80/x - Step 3: Cross multiply
889,451.04x = 1,227,442.68 × 481,552.80 - Step 4: Simplify right side
889,451.04x = 591,078,459,393.50 - Step 5: Solve for x
x = 591,078,459,393.50/889,451.04 - Step 6: Final answer
x = 664,543.00
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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.