Finding the Fourth Proportional to 716,750.64, 1,074,907.26 and 243,330.75
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Solution
The fourth proportional to 716,750.64, 1,074,907.26 and 243,330.75 is: 364,921.88
Step by Step Solution
- Step 1: Write the proportion equation
716,750.64 : 1,074,907.26 = 243,330.75 : x - Step 2: Convert to fraction form
716,750.64/1,074,907.26 = 243,330.75/x - Step 3: Cross multiply
716,750.64x = 1,074,907.26 × 243,330.75 - Step 4: Simplify right side
716,750.64x = 261,557,989,756.25 - Step 5: Solve for x
x = 261,557,989,756.25/716,750.64 - Step 6: Final answer
x = 364,921.88
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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.