Finding the Fourth Proportional to 1,108,868.24, 1,663,303.98 and 267,419.99
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Solution
The fourth proportional to 1,108,868.24, 1,663,303.98 and 267,419.99 is: 401,130.37
Step by Step Solution
- Step 1: Write the proportion equation
1,108,868.24 : 1,663,303.98 = 267,419.99 : x - Step 2: Convert to fraction form
1,108,868.24/1,663,303.98 = 267,419.99/x - Step 3: Cross multiply
1,108,868.24x = 1,663,303.98 × 267,419.99 - Step 4: Simplify right side
1,108,868.24x = 444,800,725,382.04 - Step 5: Solve for x
x = 444,800,725,382.04/1,108,868.24 - Step 6: Final answer
x = 401,130.37
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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.