Finding the Fourth Proportional to 480,268.32, 720,774.36 and 181,021.14
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Solution
The fourth proportional to 480,268.32, 720,774.36 and 181,021.14 is: 271,671.88
Step by Step Solution
- Step 1: Write the proportion equation
480,268.32 : 720,774.36 = 181,021.14 : x - Step 2: Convert to fraction form
480,268.32/720,774.36 = 181,021.14/x - Step 3: Cross multiply
480,268.32x = 720,774.36 × 181,021.14 - Step 4: Simplify right side
480,268.32x = 130,475,396,329.97 - Step 5: Solve for x
x = 130,475,396,329.97/480,268.32 - Step 6: Final answer
x = 271,671.88
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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.