Finding the Fourth Proportional to 871,533.87, 1,202,343.67 and 544,278.74
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Solution
The fourth proportional to 871,533.87, 1,202,343.67 and 544,278.74 is: 750,871.68
Step by Step Solution
- Step 1: Write the proportion equation
871,533.87 : 1,202,343.67 = 544,278.74 : x - Step 2: Convert to fraction form
871,533.87/1,202,343.67 = 544,278.74/x - Step 3: Cross multiply
871,533.87x = 1,202,343.67 × 544,278.74 - Step 4: Simplify right side
871,533.87x = 654,410,097,754.58 - Step 5: Solve for x
x = 654,410,097,754.58/871,533.87 - Step 6: Final answer
x = 750,871.68
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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.