Finding the Fourth Proportional to 901,263.97, 1,243,744.18 and 493,366.08
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Solution
The fourth proportional to 901,263.97, 1,243,744.18 and 493,366.08 is: 680,845.14
Step by Step Solution
- Step 1: Write the proportion equation
901,263.97 : 1,243,744.18 = 493,366.08 : x - Step 2: Convert to fraction form
901,263.97/1,243,744.18 = 493,366.08/x - Step 3: Cross multiply
901,263.97x = 1,243,744.18 × 493,366.08 - Step 4: Simplify right side
901,263.97x = 613,621,188,142.58 - Step 5: Solve for x
x = 613,621,188,142.58/901,263.97 - Step 6: Final answer
x = 680,845.14
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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.