Finding the Fourth Proportional to 889,137.99, 1,226,998.02 and 507,171.15
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Solution
The fourth proportional to 889,137.99, 1,226,998.02 and 507,171.15 is: 699,889.11
Step by Step Solution
- Step 1: Write the proportion equation
889,137.99 : 1,226,998.02 = 507,171.15 : x - Step 2: Convert to fraction form
889,137.99/1,226,998.02 = 507,171.15/x - Step 3: Cross multiply
889,137.99x = 1,226,998.02 × 507,171.15 - Step 4: Simplify right side
889,137.99x = 622,297,996,851.12 - Step 5: Solve for x
x = 622,297,996,851.12/889,137.99 - Step 6: Final answer
x = 699,889.11
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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.