Finding the Fourth Proportional to 877,293.26, 1,316,065.54 and 270,133.05
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Solution
The fourth proportional to 877,293.26, 1,316,065.54 and 270,133.05 is: 405,238.26
Step by Step Solution
- Step 1: Write the proportion equation
877,293.26 : 1,316,065.54 = 270,133.05 : x - Step 2: Convert to fraction form
877,293.26/1,316,065.54 = 270,133.05/x - Step 3: Cross multiply
877,293.26x = 1,316,065.54 × 270,133.05 - Step 4: Simplify right side
877,293.26x = 355,512,798,320.10 - Step 5: Solve for x
x = 355,512,798,320.10/877,293.26 - Step 6: Final answer
x = 405,238.26
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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.