Finding the Fourth Proportional to 398,779.06, 597,634.28 and 373,241.05
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Solution
The fourth proportional to 398,779.06, 597,634.28 and 373,241.05 is: 559,361.48
Step by Step Solution
- Step 1: Write the proportion equation
398,779.06 : 597,634.28 = 373,241.05 : x - Step 2: Convert to fraction form
398,779.06/597,634.28 = 373,241.05/x - Step 3: Cross multiply
398,779.06x = 597,634.28 × 373,241.05 - Step 4: Simplify right side
398,779.06x = 223,061,645,064.03 - Step 5: Solve for x
x = 223,061,645,064.03/398,779.06 - Step 6: Final answer
x = 559,361.48
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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.