Finding the Fourth Proportional to 867,185.24, 1,297,584.84 and 524,406.20
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Solution
The fourth proportional to 867,185.24, 1,297,584.84 and 524,406.20 is: 784,678.41
Step by Step Solution
- Step 1: Write the proportion equation
867,185.24 : 1,297,584.84 = 524,406.20 : x - Step 2: Convert to fraction form
867,185.24/1,297,584.84 = 524,406.20/x - Step 3: Cross multiply
867,185.24x = 1,297,584.84 × 524,406.20 - Step 4: Simplify right side
867,185.24x = 680,461,535,122.01 - Step 5: Solve for x
x = 680,461,535,122.01/867,185.24 - Step 6: Final answer
x = 784,678.41
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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.