Finding the Fourth Proportional to 480,128.68, 662,584.53 and 265,273.69
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Solution
The fourth proportional to 480,128.68, 662,584.53 and 265,273.69 is: 366,081.53
Step by Step Solution
- Step 1: Write the proportion equation
480,128.68 : 662,584.53 = 265,273.69 : x - Step 2: Convert to fraction form
480,128.68/662,584.53 = 265,273.69/x - Step 3: Cross multiply
480,128.68x = 662,584.53 × 265,273.69 - Step 4: Simplify right side
480,128.68x = 175,766,243,210.02 - Step 5: Solve for x
x = 175,766,243,210.02/480,128.68 - Step 6: Final answer
x = 366,081.53
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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.