Finding the Fourth Proportional to 833,127.98, 1,149,710.03 and 451,154.75
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Solution
The fourth proportional to 833,127.98, 1,149,710.03 and 451,154.75 is: 622,589.99
Step by Step Solution
- Step 1: Write the proportion equation
833,127.98 : 1,149,710.03 = 451,154.75 : x - Step 2: Convert to fraction form
833,127.98/1,149,710.03 = 451,154.75/x - Step 3: Cross multiply
833,127.98x = 1,149,710.03 × 451,154.75 - Step 4: Simplify right side
833,127.98x = 518,697,141,775.64 - Step 5: Solve for x
x = 518,697,141,775.64/833,127.98 - Step 6: Final answer
x = 622,589.99
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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.