Finding the Fourth Proportional to 889,397.98, 1,227,367.68 and 481,499.68
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Solution
The fourth proportional to 889,397.98, 1,227,367.68 and 481,499.68 is: 664,468.73
Step by Step Solution
- Step 1: Write the proportion equation
889,397.98 : 1,227,367.68 = 481,499.68 : x - Step 2: Convert to fraction form
889,397.98/1,227,367.68 = 481,499.68/x - Step 3: Cross multiply
889,397.98x = 1,227,367.68 × 481,499.68 - Step 4: Simplify right side
889,397.98x = 590,977,145,162.34 - Step 5: Solve for x
x = 590,977,145,162.34/889,397.98 - Step 6: Final answer
x = 664,468.73
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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.