Finding the Fourth Proportional to 763,724.14, 1,053,822.15 and 441,371.98
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Solution
The fourth proportional to 763,724.14, 1,053,822.15 and 441,371.98 is: 609,025.63
Step by Step Solution
- Step 1: Write the proportion equation
763,724.14 : 1,053,822.15 = 441,371.98 : x - Step 2: Convert to fraction form
763,724.14/1,053,822.15 = 441,371.98/x - Step 3: Cross multiply
763,724.14x = 1,053,822.15 × 441,371.98 - Step 4: Simplify right side
763,724.14x = 465,127,570,230.64 - Step 5: Solve for x
x = 465,127,570,230.64/763,724.14 - Step 6: Final answer
x = 609,025.63
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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.