Finding the Fourth Proportional to 747,808.02, 1,121,859.96 and 274,497.48
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Solution
The fourth proportional to 747,808.02, 1,121,859.96 and 274,497.48 is: 411,800.52
Step by Step Solution
- Step 1: Write the proportion equation
747,808.02 : 1,121,859.96 = 274,497.48 : x - Step 2: Convert to fraction form
747,808.02/1,121,859.96 = 274,497.48/x - Step 3: Cross multiply
747,808.02x = 1,121,859.96 × 274,497.48 - Step 4: Simplify right side
747,808.02x = 307,947,731,932.90 - Step 5: Solve for x
x = 307,947,731,932.90/747,808.02 - Step 6: Final answer
x = 411,800.52
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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.