Finding the Fourth Proportional to 505,424.02, 697,192.77 and 326,576.02
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Solution
The fourth proportional to 505,424.02, 697,192.77 and 326,576.02 is: 450,485.99
Step by Step Solution
- Step 1: Write the proportion equation
505,424.02 : 697,192.77 = 326,576.02 : x - Step 2: Convert to fraction form
505,424.02/697,192.77 = 326,576.02/x - Step 3: Cross multiply
505,424.02x = 697,192.77 × 326,576.02 - Step 4: Simplify right side
505,424.02x = 227,686,439,999.38 - Step 5: Solve for x
x = 227,686,439,999.38/505,424.02 - Step 6: Final answer
x = 450,485.99
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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.