Finding the Fourth Proportional to 428,079.93, 590,750.17 and 237,094.08
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Solution
The fourth proportional to 428,079.93, 590,750.17 and 237,094.08 is: 327,189.76
Step by Step Solution
- Step 1: Write the proportion equation
428,079.93 : 590,750.17 = 237,094.08 : x - Step 2: Convert to fraction form
428,079.93/590,750.17 = 237,094.08/x - Step 3: Cross multiply
428,079.93x = 590,750.17 × 237,094.08 - Step 4: Simplify right side
428,079.93x = 140,063,368,065.99 - Step 5: Solve for x
x = 140,063,368,065.99/428,079.93 - Step 6: Final answer
x = 327,189.76
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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.