Finding the Fourth Proportional to 703,901.34, 1,055,893.08 and 271,621.08
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Solution
The fourth proportional to 703,901.34, 1,055,893.08 and 271,621.08 is: 407,447.47
Step by Step Solution
- Step 1: Write the proportion equation
703,901.34 : 1,055,893.08 = 271,621.08 : x - Step 2: Convert to fraction form
703,901.34/1,055,893.08 = 271,621.08/x - Step 3: Cross multiply
703,901.34x = 1,055,893.08 × 271,621.08 - Step 4: Simplify right side
703,901.34x = 286,802,818,754.13 - Step 5: Solve for x
x = 286,802,818,754.13/703,901.34 - Step 6: Final answer
x = 407,447.47
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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.