Finding the Fourth Proportional to 448,102.73, 618,099.26 and 266,679.20
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Solution
The fourth proportional to 448,102.73, 618,099.26 and 266,679.20 is: 367,849.17
Step by Step Solution
- Step 1: Write the proportion equation
448,102.73 : 618,099.26 = 266,679.20 : x - Step 2: Convert to fraction form
448,102.73/618,099.26 = 266,679.20/x - Step 3: Cross multiply
448,102.73x = 618,099.26 × 266,679.20 - Step 4: Simplify right side
448,102.73x = 164,834,216,389.24 - Step 5: Solve for x
x = 164,834,216,389.24/448,102.73 - Step 6: Final answer
x = 367,849.17
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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.